Things are not going to plan so Stiles takes desperate steps to make sure his friends and family are safe.

"If the anchor is a person,” Stiles reads from Lydia's neat notes, “a werewolf may be assisted by carrying a token of their flesh near them at all times. The more intimate the offering, the better."

Scott said, "Here, catch," and Isaac looked up to see a glass arcing through the air, aimed at his head.