Derek Hale was under no illusion that his life was glamorous, but at least he could provide for those he cared about. He was never left wanting, and though he teetered on the edge of danger, everyone was safe. That was before Stiles Stilinski stumbled into something he didn't understand. Before he ruined everything with his optimism and naivety. People like him, they just didn't understand that people like Derek were to be feared.