This is the real thrill of brainwashing! - A high-handed female researcher is forced to suck her subordinate's cock at work. - A sensitive body is blamed with a toy and it trembles while trembling, mass incontinence in front of subordinates! - At the end, it is covered with semen while sprinkling drool, love juice, and tide over and over again! - [Story] An undercover employee who has been sent to MC company one after another. - Yoshimura who decided to sneak into the hostile rival company. - There, researcher Yayoi instructed them to manufacture imitations of MC items and distribute them to the dark world at a low price. - Humans who have been ●● brainwashed by that product will lose their character, and eventually fall into the habit of committing crimes. - In order to stop Yayoi, who plans to push all the responsibility to MC, the battle of Yoshimura begins in enemy territory. - Who will win between rivals who both have MC items?