The third installment of the Bondage Investigator series! - The next target will be Mizuki Sakino! - MIZUKI, an investigator from the Public Security Zero Division, attempts to infiltrate an evil organization by himself. - This mission, which seemed easy, turned out to be a trap to lure her in! - He is tied to a rope and resists the magic of the aphrodisiac to the limit, but his pride as an investigator goes beyond his limits, and he becomes a sex slave, drooling as he gropes the man's crotch and asks for his penis...Then, the boss of the organization finally appears. - ...What is the fate of the elite investigator who has fallen completely! - ?