Indecent Tongue Technique

Original title: 破廉恥舌戯テクニック

Tsuda, a former Self Defense Force officer who now works as an entertainment agency, is asked by his former boss to investigate a man named Hiraoka. Hiraoka is connected to a case in which a former worker at a nuclear power plant was found drowned. Behind the request lies a great conspiracy concerning the shameful side of the political world...