Adam traces the path of his lost mom to a dangerous, sealed-off cave.

Mr. Chloro, the kids' biology teacher, starts acting very strange after an encounter in the woods with a funky flower.

When Sally and Watch become vampires, Adam allies with a very surprising former vampire hunter to save his friends and the school from a clever 500-year-old bloodsucker.

Adam wakes up in another reality where he's the captain of the football team, Ann is his girlfriend, Watch and Sally are anything but his friends, and Madeline Templeton is his therapist.