*"It's time for the Fuuka Academy Culture Festival, but Yuuichi is in the dumps about school. Broken-hearted, Mai convinces Yuuichi to show more affection to Shiho...but then he leaves her to go rescue Mashiro! Meanwhile, the Anti-Ophan Squad finds an ancient gate that holds a mystic power. Could the creatures sealed behind the gate be the Anti-Ophan Squad's new enemy?!" *Source: Back Cover