the 2nd year students of Kaibara Public High School were going on a class trip, during the bus ride, they all suddenly had the urge to pee. the bus driver was so stupid that he thought a big castle thingy was a rest stop. most of the students were skeptical, but they got off anyway. when they all filed into the enormous building, a group of 5 teenagers known as kyo, tohru, yuki, hanajima and uo drifted away from the rest of the class. they kept wandering until they found a room labeled "Music Room #3" when they opened the giant brown doors, a gust of rose pedals showered their faces. unfamiliar...