CLINTASHA! (obviously) and Jane Austen era AU?
"I'm afraid I've no proficiency in archery, Mister Barton," Natasha said dryly as she watched his arrow strike the mark from under her parasol. The wind had not proven to be cumbersome to his aim.
He lowered his bow, his brow furrowed as he regarded her. "No," he agreed, "I daresay you do not. Your talents, it seem, lie in the conversational arts, as well as frequent strolls through town without a chaperone. Many a man would take such actions as invitations to unwelcome deeds."
She smiled at his tone--was it jealousy? "I suppose word of my impropriety shall spread quickly," she intoned with feigned sadness, looking at him through her lashes, watching the muscles of his exposed arms contract as he adjusted the bow.
He smirked. "I must admit, Miss Romanoff, I rather enjoy the company of scandalous women."
____________________________________
1) Give me a pairing/show
2) Give me an AU setting.
3) I will write you a three-sentence fic.