A Christmas Love Story (ao3) - Minttulatte
James/Lily, Sirius/Marlene
T, 4k
Summary: Lily and Marlene are on a Christmas vacation in a town in Switzerland because Marlene's boyfriend Sirius is living/working there. One day, Lily meets a gorgeous raven haired guy selling skates at the lake in the middle of the town and she is completely smitten with him at first sight. She, however, wants to try to be a cool girl and not let a guy sweep her off her feet so fast but Marlene decides to not to let her do her usual routine that always leads up to her getting hurt and Lily ends up into a completely new situation that she did not expect as the result.
Summary: Lily and the crew surprise Marlene McKinnon with a Surprise party for her birthday.
Black madness (ao3) - DelilahLouise
M, 24k
Summary: "The black family madness isn't bad son, it's magic. Dark, grey and light, it's all about the intent and with family magic, respect." He'd repeat in his most stern voice. "Respect it, befriend it, never give in to it. To give in is to bind, once bonded with it, it will be hard to tell where you start and madness begins. It eats, it corrods maybe not your magic, but your mind."
Sirius kept his biggest secret from his friends
Peter told his friends biggest secret
Dumbledore will stop at nothing to collect all secrets and be the only one to use them.
Breaking Hearts and Burning Things (ao3) - Sable Supernova (Sable_Supernova)
T, 2k
Summary: It's not the first time Sirius has made a mistake. Sometimes, forgiveness is easy to grant. Sometimes, it isn’t. And sometimes, people do things that mean even when they desperately want forgiveness, apologies aren’t enough to repair the damage.
Cinders (ao3) - SapphireLeo
G, 16k
Summary: Reimagined Cinderella.
Sirius Black is basically a slave in his own home and finds himself wishing upon a star for a life that is different. He meets a pretty girl by a well and falls a little in love.
First Date (ao3) - QueenKas
N/R, 511
Summary: Sirius Black and Marlene McKinnon’s first date in Hogsmeade takes an unexpected turn.
Now I Wanna Be Your Dog (ao3) - pixelated (prettyremus)
Sirius/Remus, James/Lily, Sirius/Marlene, Remus/OMC
E, 20k
Summary: Sirius clunks about in his Doc Martens and listens to The Stooges and smokes cigarettes and wears his hair much too long and spends more time serving detention than not.
And is way too forward about his sudden feelings for Remus.
(A story about teenagers and summer love in the 70s.)
Run (ao3) - SapphireLeo
Sirius/Marlene, James/Lily
T, 2k
Summary: "Oi, Black! Be my best man?"
"Marlene, you're my maid of honor."
"Hey, I think I like your face enough to wake up next to you every day. Let’s make it a thing.”
The Best Man and the Maid of Honor run off together during James Potter's wedding.
tension (ao3) - SapphireLeo
E, 5k
Summary: When Sirius Black went for relaxation, he didn’t know it would be quite like this.
Blackinnon PWP.
The Problem With French (ao3) - anylouze
E, 15k
Summary: Or: Sirius confesses in a language she doesn't speak, and Marlene learns French out of spite. It escalates.
The Secret Santa Matchmaker (ao3) - Tardis_Magic93
G, 2k
Summary: James Potter decided to have the last holiday get-together, but he had something else in mind.
Through A Glass Darkly (ao3) - lightinthehallway
James/Lily, Sirius/Marlene, Sirius/Remus
T, 629k
Summary: In 1976, Lily Evans is just months away from co-founding the Order of the Phoenix and taking the war effort into her own hands when she discovers firsthand that nobody’s coming to save Wizarding Britain from the threat of Lord Voldemort–but first, she’s got to come to terms with James Potter and their fellow Gryffindor sixth years’ sudden new role in her life as her biggest (and only) emotional support. Six years later, her world turns upside down once more when the spy within the Order of the Phoenix is revealed.
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Nothing’s fair in love and war anymore. xx The sixth and seventh years and beyond. JPLE, MMSB, (very) slow burn RLSB. Starts light, gets darker. AU starts in Chapter 137.
Time of Our Lives (ao3) - jo997
James/Lily, Sirius/Marlene
N/R, 41k
Summary: A multi chapter fic chronicling the Marauders’ final year at Hogwarts, blending slow-burn romance, found family, and rising war tensions. Centered on James and Lily evolving relationship, from wary Head Boy/Girl partnership to deep love sparked by jealousy, shared duties, and other inconveniences. The story also follows Sirius and Marlene's chaotic romance.
Overall, we get a fluffy, slow-burn get-together. Each chapter can also be read as a stand alone.
we'll make it to the other side (ao3) - WickedCabeswater
T, 17k
Summary: Four years.
Four years barely saying two words to Marlene, and now Sirius couldn't stop noticing her.
Or,
Sirius Black has a crisis.
What We Lost to Win the War (ao3) - LucyInTheSkye
E, 16k
Summary: If Dumbledore asks you to go to war for him, will you do it?
It’s 1981 and someone should tell them to get out while they still can. Everyone else is tapping out: safe houses, six feet under or rat-deep under cover. But not Sirius, no, Sirius has battles with alcohol to lose, battles with his mother to win, and speaking of losing, Marlene is sure there’s something other than her knickers that got lost on the way. But hey, at least the sex is still good.