Dont run your hearts around (Sterek fan fiction)

The Nogitsune left it's mark on Stiles, physical and emotional. He can't sleep, can't eat, and can hardly live with himself, he's on the brink of death. Derek on the other hand has no idea, Derek, the tough, hard-headed, strong werewolf he is, finds a bit of a soft spot for Stiles. One night when Stiles tries to end his life to escape from all these nightmares Derek realizes just how broken up Stiles is about everything, Derek thinks he can help, but a new enemy emerges and isn't hesitant to tear down whats left of Stiles's world.