Corporate secretary Shirotani suffers from obsessive-compulsive disorder. One day he meets Kurose, a therapist who offers to take him through a ten-step program to cure him of his compulsion. As the two go t...

This is the mysterious story of Futaba Kazuma's first patient. At 18, Futaba Kazuma went to school to get his qualification in clinical psychology. While attending school, he boards at a creepy mansion which...