[Machine Translation] A serious virgin police officer infiltrates an adult video company! Seiichi Shioya, a police officer, infiltrates Babylon's Nest, an adult video production company, as a "male actor" in pursuit of the perpetrator of an unsolved serial street crime. Shioya, who is extremely busy filming and looking for an inside partner to help solve the case, decides to go after Ruri Hashiba, a very popular actress at Babylon's Nest. Shioya helps Ruri, who has been injured in a trouble, and the two decide to live together until she recovers from her injuries. Ruri herself begins to develop feelings for Shioya that go beyond those of a co-star, and the two grow closer and spend a brief, happy time together, but that is the beginning of a tragedy. ......! But this is the beginning of a tragedy. As Shioya is slowly being swallowed up between desire and justice, will he be able to expose the darkness of Babylon's Nest and return to being a normal police officer? This is the final volume of this shocking erotic suspense.