The story of a teenage boy named Yu, who falls for Yoko, a girl he runs into while operating for the sake of sin as an "up-skirt" photographer. His attempts to woo her are complicated by a spot of cross-dressing – which convinces Yoko that she is lesbian – dalliances with kung-fu and crime, and a constant struggle with the guilt that's a legacy of his Catholic upbringing.
Minako and Mayuko are rival members of their high school's karate club. While staying at a training camp boarding house, one of the other members, Saori, starts to lose her mind overnight. When one of the 10 staff members of the training camp vanishes, Minako starts to investigate the cause...