humanity (n): a state of grace
story rating: eventually R
genre: paranormal AU
characters: Clint Barton and Natasha Romanoff
story summary: There are the things that go bump in the night, and there are the people who hunt them. Natasha Romanoff is a vampire who's never been exposed. Clint Barton's the Slayer sent to destroy her. They'd kill each other, if only someone else wasn't trying to kill them first.

thanks to: The wonderful beta workerbee73!
dedication: For cybermathwitch, as a gift for a bad week, and because Clint seems to cooperate for her sake.
Three nights. Three nights of watching, waiting, one eye pressed to a night scope and a finger around a trigger.