"I am Tohko Amano. As you can see, I am a Book Girl." It's been two years since Konoha's first encounter with Tohko, the mysterious girl who introduced herself so oddly. The two have shared any number of unusual adventures int he interim, but as Tohko's graduation approaches, she inadvertently confesses a betrayal. Stunned by this revelation, Konoha is further rattled by a warning that his club president will soon disappear What is the secret that...