I've been doing noir AUs for fan-flashworks:

Fandom: Captain America movies
Summary: A man who doesn’t remember who he is witnesses a series of mysterious murders from his apartment window. Private Investigator Steve Rogers decides to help him solve both mysteries. Steve/Bucky, 1940s noir AU. (Warnings found at top of the fic)
Fic: Read more... )

This started as a response to a prompt at comment_fic for Alec/Logan, "Etiquette" but it grew from there.
True Stories Are Not Always Polite

Despite his attempts to reject his roots, Logan generally stuck to the rules of propriety he learned as a kid.

Etiquette prevented him from asking Alec whether he meant it when he curled up against Logan's chest ( Read more... )