“Hey, Scott, so, I uh, there’s this amazingly hot guy and I’m uh, gonna spend the weekend with him but, you know, just to be careful, I’m sending you his picture, so if by some terrible chance my bloated corpse shows up sometime Monday, just, y’know pass this along to the authorities.” He pauses. “Uh. Kidding?” and then hangs up with a rush of air. “That is the worst voicemail in the history of voicemails,” Derek says.

The drug is called heatwave. It supposedly emulates werewolf heats on humans. And yes, Stiles is stupid enough to take it on a dare.