Welcome to the Gotham Academy, the most prestigious school in Gotham City. Only the best and brightest students may enter its halls, study in its classrooms, explore its secret passages, summon its terrifying spirits... Okay, so Gotham Academy isn't like other schools. But Olive Silverlock isn't like other students. After a mysterious incident over summer break, she's back at school with a bad case of amnesia, an even worse attitude... and an unexplained fear of bats. Olive's supposed to show new student Maps Mizoguchi the ropes. Problem: Maps is the kid sister of Kyle, Olive's ex. Then there's the ghost haunting the campus... and the secret society conductin bizarre rituals. Can Olive and Maps ace the biggest challenge of their lives? Or are they about to get schooled?