Words of Affirmation
Pairing: Reader x Cassian
Summary: Even the Lord of Bloodshed gets insecure sometimes. As his mate, you always know the right words to say.
Warnings: established relationship fluff :)
Word Count: 2.3k
just a quick sweet fluffy piece to make up for all my angst. dedicated to the one and only @sarawritestories
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Cassian would never admit it, but the assumptions of his intelligence bothered him. He was always a brute, a mindless warrior, a soldier— nothing more. He knew, deep down, that his brothers rivaled him in all matters of the mind. They were more collected, more capable with familial matters and court affairs. Simply put, they were smarter.
And he had accepted that— at least, he told himself he had. After all, he was talented where it mattered. He was a good male, a good friend, a good brother, a good commander— and amazing in bed. So truly, it shouldn’t have bothered him as much as it did when his meeting with Eris went sour.
Cassian entered the room with heavy steps, a frown on his face as he began to peel off his coat, each movement slow and heavy with frustration. A part of him hoped that he could shed more than just the layer of clothing, hoped that coming home would rid him of the insecurity that had threaded itself through his ribs.
You observed him quietly, taking in the way his muscles tensed and released with each motion, the subtle clenching of his jaw, the deep exhale. He hadn’t looked at you yet, hadn’t made his classic entrance. On most days, Cass would return home with a huge grin, door thrown wide open as he bellowed out your name with a burning heart.
But he was quiet today. And you knew exactly why– you could feel it through the bond. Cassian was sad.
Your footsteps were quiet against the wood floors as you slowly walked towards him.
“Things didn’t go well?”
Your voice was soft and gentle and the sound of it sent a ripple of relief through his body. Still, he felt heavy. Tired. He sighed, his shoulders slumping as he finally discarded his coat onto a nearby chair. “I don’t know how Rhysand does it.”
“Does what?”
“This whole diplomacy thing, even Azriel. I just… I couldn’t. I'm too stupid for it. Just an idiot.”
Your heart clenched at his words, a heaviness settling on the glowing bond in your chest. You wanted to console him, to fight and kill whatever it was that was unsettling him so deeply. But the thing that was causing Cassian pain wasn’t anything you could fight yourself. It was his own mind, the insecurities he was too afraid to acknowledge.
Before you could open your mouth to respond, he waved you off with a frustrated gesture.
“I know, I know,” he murmured, his tone heavy with defeat, “I’m just whining. I’ll get over it.”
You frowned, letting out a small breath.
“No, don’t say that,” you said gently, taking a step closer to him. “You’re allowed to be frustrated. But you’re not giving yourself enough credit.”
Cassian’s brows furrowed.
“I’m not?”
You took in the sight of your mate for a moment, took in his long hair and brown eyes, took in the stubble on his jaw and the way he let out a small breath. You extended your hand to him, voice low as you murmured, “C’mere, honey.”
He hesitated for a moment before he gently took your hand and closed the distance between you, large arms wrapping around your waist as he looked down at you.
“You are a big ole’ dummy,” you teased lightly, a soft smile tugging at the corners of your lips as you put your hands around his neck. You felt Cassian melt into your touch ever so slightly, eyes shuttering closed as a small hum left his lips. “But you are brilliant. Like really fucking smart.”
Cassian’s eyes opened to meet yours, somewhat narrowed in skepticality. You rubbed the nape of his neck with your thumbs.
“I mean, you’re a war general. You’ve commanded hundreds of soldiers, have won countless battles– wars, even. You couldn’t get away with those things as an idiot.”
Cassian grumbled, but you caught the hint of a smile dancing in his stormy eyes, felt the tension in his shoulders beginning to ease. A wry chuckle bubbled up from deep within him as he shook his head, his lips quirking up in a brief smile.
“Well, I don’t know about that one, we have Beron and Tam-”
You rolled your eyes.
“Would you just let me compliment you?” You interrupted with a gentle shake of your head, eyebrows raised as you looked at him.
A soft chuckle escaped him. “My bad.”
“You are so incredibly smart,” you repeated earnestly, slightly pulling him down and urging him to place his forehead against yours.
He stayed quiet for a moment, his gaze heavy as he searched for something in your eyes. He seemed to find it as he gave you a small smile. “You really think so?”
You pulled yourself back gently, dropping your hands from his neck to take his in your own. Then, you gently guided one hand to your chest, letting him feel the steady rhythm of your heartbeat beneath his touch.
“Does it feel like I’m lying?” you asked softly.
Cassian’s expression softened as his gaze flickered to where your hand held his. You watched as a glow of warmth lit up his eyes.
“No,” he said quietly, “It does not.”
And then he was bringing his hands to hold your face, leaning in to kiss you tenderly, his lips a gentle caress against yours.
He wasn’t sure if he believed it yet, if he was comfortable enough with considering himself to be smart, let alone brilliant. But you, his beautiful mate, the love of his life— you thought he was smart, you thought he was brilliant.
And truly, that's all that mattered to him.
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It wasn’t that he was insecure about his looks, no, that wasn't it.
Cassian knew he was attractive, knew that he was hot and ruggedly handsome. He knew from the looks that he got from females and males alike, from the scent changes that he caused, and the lovers he had bedded.
But sometimes, when standing next to Rhysand and Azriel, Cassian would catch himself wondering if he was rough around the edges in ways that his brothers were smoother, more appealing. After all, they were the two more classically pretty males, the more softly attractive and very often audibly complimented.
And then there was him, the rough warrior.
Attractive, yes, but pretty? Elegant? Those were never words used to describe him.
There was a soft glow in your room tonight, gentle shadows casted across the bed from flickering fae light. Cassian let out a deep sigh as he prepared to climb into bed, his muscles aching and head heavy as he shed the remenands of his day.
You watched him with a tender gaze as you lay on the bed. The faintest hint of a smile played at the corners of your lips as your eyes traced the lines of his face. Cass caught your gaze with his own, a warm hearty brown that made your heart flutter.
A playful smirk tugged at his lips as he noticed your lingering stare. "You like what you see, sweetheart?"
You grinned, bringing your bottom lip between your teeth as you tilted your head. "Always.”
With a grin of his own, Cassian began to crawl towards you. The mattress dipped beneath his weight as he closed the distance between you, his eyes never leaving yours.
"Admiring how absolutely handsome I am?” he said, “How Incredibly sexy?"
You let out a small laugh as he reached your face, his body hovering over yours. With a gentle hand, you pushed back his tousled hair, your touch feather-light against his skin. A soft sigh escaped him, his eyes fluttering closed for a moment as he savored the warmth of your touch. His lips wore a content smile.
"So beautiful," you murmured, your voice barely above a whisper as you traced the contours of his face with your fingertips.
He pulled back slightly, his eyebrows knitting together as his eyes scanned your face. You ran your finger along the crease that they created. "Beautiful?"
You nodded, a soft smile gracing your lips. "Yes, beautiful. Maybe I don't tell you enough."
He chuckled softly as he leaned into your touch, heart swelling with warmth at your words. There was a new flutter in his chest that he didn’t recognize. For a moment, Cassian felt shy— he wasn’t quite sure why. But he laughed it off all the same.
"That's a word reserved for you, sweetheart."
You shook your head, your fingers trailing down his cheek to cup his face in your hands. "My beautiful mate,” you whispered, "My handsome, gorgeous, incredibly sexy, and beautiful mate."
For the first time in a while, Cass was stunned, unable to respond as quickly as he was used to. Your words held a certain reverence to them, a sincerity that made him melt into your touch— made him melt into your voice itself. Before you, Cassian never knew himself as something gentle, as something capable of softness and sensitivity. But here he was before you, in all of his warrior glory, feeling like a child with a playground crush. And there you were, staring at him like he was the most exquisite thing you’d ever laid eyes on. So when words failed him, Cassian did the only thing he saw fit.
He leaned in to kiss you tenderly, bringing his lips to yours softly. You wrapped your arms around his neck and brought him in closer, feeling his warmth against you as he smiled into the kiss. From deep within your chest, you felt a glow— a deep, ethereal, and overwhelming glow.
Beautiful, his mind echoed, beautiful.
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You let out a soft sigh as you settled onto the couch with Cassian, pushing yourself further into his warm chest as he wrapped an arm around you. You’d spent the night at the River House, drinking more wine than you could handle and eating almost all of Elain's sweet desserts. There was a smile on your face as your eyes closed, your hearing quickly tuning into the heartbeat of your mate below you.
You frowned when the sound began to quicken, echoing like a drum in your ears. You pushed yourself up, slightly turning your body and placing a hand on Cassian's chest. When you looked up at him, his face was scrunched, his gaze distant as if lost in contemplation.
Cassian wore a specific face when he was troubled, furrowed brows and a downturn of his lips. He wore it was he was sad or frustrated, when he had thoughts that plagued him at night. The face before you was a troubled one, indeed. But it was less rough than the others he bore, more vulnerable.
You slightly tapped against him with your palm. Cassian blinked at the sensation, then he slowly looked down to meet your eyes with his own. You let your chin fall gently on his chest.
“What's wrong?”
Cassian managed a smile, shaking his head as he brought his hand to run over your hair. “Nothing.”
You frowned. “Tell me.”
For a moment, Cassian’s thoughts traveled again. Mor’s laugh echoed in his mind, wine glass in hand as she pointed at him. You have the subtlety of a war horn. You’re so loud I can hear you across Prythian. I don’t know how Y/n handles it all the time.
"Am I too loud?"
His voice came out rushed, drenched in a tinge of what you could only describe as worry— even doubt.
A flicker of surprise passed through your features. “What?”
He let out a sigh. “I don’t know. Mor said something tonight, it just got me thinking.”
“Mor says a lot of things. Especially when she's drunk.”
“I know.” He nodded in agreement, tongue running across his teeth before he let out another sigh. “But she had a point tonight.”
You raised an eyebrow. “Did she?”
He took a moment to take you in, to trace the features of your face with his eyes. Absentmindedly, he ran his hands through your hair.
“Maybe I am too loud.”
Cassian's voice was defeated now, lips naturally falling into a frown. The crease between his eyebrows was still there as he peered down at you, hand still caressing your head.
You stared at him for a moment before you responded. "You're so loud."
A flicker of disappointment crossed Cassian's face. But before the thought could spread through his mind, a soft smile graced your features. You gave his chest a small kiss. “But I love it. So very much.”
Cassian’s eyes lit up, a sense of release evident in his features as his lips curved into a smile. The crease between his eyebrows faded. "Really?"
"Absolutely," you affirmed, your voice filled with a sincerity that made his heart flutter. "My world would be too quiet without you."
Cassian’s eyes softened as he looked at you, his thumb gently swiping loose strands away from your forehead. “Yeah?”
You nodded against him, chin still resting on his chest. “I hear everything I love in your voice.”
He smiled, the bond deep within him singing as he stared at you. He felt you tug at it, felt a roll of warmth run through his body— something gentle, something loving. And for a minute, Cassian could have cried at the sensation, could have cried at the way you looked at him, at how happy he felt.
With his heart swelling, he leaned down and pressed a soft kiss to your forehead.
“I love you,” he murmured, voice filled with a depth of emotion that he couldn’t quite express in words. He hoped that you could sense it, that you would hear those words and know everything he was trying to say— that you would understand just how much you meant to him, how your love filled him with a sense of peace and belonging he never knew he needed.
With a contented sigh, you snuggled closer to him, feeling his now steady heartbeat beneath your cheek. “I know,” you said, “You practically scream it from the heavens.”
Cassian let out a deep laugh, the sound reverberating through his chest. You felt his body move from under you, felt as the sound caressed you like a pair of warm hands.
As his laughter subsided, Cassian pulled you closer to him. “I’ll keep shouting it so you’ll always hear it,” he whispered.
A warmth spread through you at his words, a feeling of love so strong it was tangible through that sacred tie that connected you.
“And I’ll keep listening.”
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me not writing angst?? (i’m about to write the most gut wrenching pieces ever) unheard of. but we love a sweet established relationship <3
permanent tag list 🫶🏻: @rhysandorian @itsswritten @milswrites @lilah-asteria
















