Banri Tada is a freshman at a Tokyo law school. After an accident, he suffers severe memory loss. Despite the incident, he befriends fellow freshman, Mitsuo Yanagisawa, which leads him to the beautiful, yet obsessive, Kouko Kaga.

• Yui Horie
• Makoto Furukawa
• Ai Kayano
• Kaito Ishikawa
• Ibuki Kido
• Takahiro Hikami