Detective File 1.~Kindan no Ai~ Bondage House

Takayasu Higashino is a private detective with a certain experience in investigating murky and complicated cases. His knowledge of weapons is incredible, his fighting skills are world-class, and his special interrogation techniques are guaranteed to make any suspected woman confess. One day, Takayasu saves a pretty girl, Ayane, from rape and, by taking her help, becomes part of a mysterious game that is conducted in the mansion of a local aristocrat. Takayasu must endure many temptations and sexual trials to find out what is really going on in this mansion…