"It's tough rattling around the house all by myself," the Sheriff says. "You boys are coming to dinner on Sunday nights from now on. Erica, too. You look like you could some feeding up. Do you eat anything aside from pie?" "Yes?" Derek says. He's not really sure how they ended up here, or how all that pie went so fast.

Lydia has a plan: attend college, study the biological makeup of werewolves, win prizes, and wear amazing shoes. She does not expect to make friends with Stiles. Or flirt with Stiles. Or accidentally start a pack war with Stiles. Whatever. The point is, Lydia has a plan.