The fourth installment of the series! The director of Brainwashing Drill and the project hypnotist researcher team up! The manager got hold of a hypnotizing item and started to dominate the women living in the apartment building one by one, becoming unstoppable. First, he hypnotizes a beautiful busty married woman and enjoys sex at her house. After that, he hypnotizes his daughter when she comes home, and hypnotizes her to recognize him as her favorite senior at school, making her horny! He turns them into a sex-crazed mother and daughter who only do erotic things.