In Mrs. Finch’s history class, Scott McCall and Stiles Stilinski were already in their usual seats near the back, leaning in and arguing in low, urgent voices. Lydia Martin sat a few rows ahead, her posture perfect as she flipped through a notebook. Kira Yukimura was closer to the front, absently tapping her pen against her desk.

The door to the classroom opened. Mrs. Finch, a woman with sharp glasses and a no-nonsense bun, cleared her throat beside her desk.