Kurose, a female investigator, locates the hideout of a smuggling organization and attempts to infiltrate it. The target this time was to capture Sakurai, the boss of the smuggling organization that killed his father. Thanks in part to Kurose's efforts, they succeed in capturing Sakurai...but for some reason, he is immediately released on bail. Something is wrong... Kurose tries to infiltrate the hideout again, but this time he is taken hostage... Kurose loses the ability to resist and continues to be raped as a test subject for a smuggling organization.