Closing Time [Billy Hargrove x Gender Neutral!reader]

Summary: When a sleepy stranger walks into the diner where you work late at night, you thought nothing of it. Until the stranger becomes a regular, you finally get his name, and start to get curious about his story, He doesn't feel so much like such a stranger anymore. Suddenly you're compelled to help the man, offering whatever little you have to offer. Will he take you up on it? [canon; takes place between S2 & S3]