Tachibana is known as the PTA president, an absolute authority at a certain school. However, he is strict with the school's teachers, and his unreasonableness towards Mr. Tanaka is particularly glaring. Tanaka, who is a low-life scumbag with a strong sense of self-esteem, gets hold of a hypnotizing smartphone from somewhere. However, he is skeptical. The next day, Tachibana comes to pick a fight in broad daylight. It seems he has come to find fault with his son's smartphone. The smartphone looks familiar. Tanaka takes advantage of this opportunity and successfully hypnotizes Tachibana in the staff room. He gets his way more and more, and gradually gets a taste for it... Tanaka's desire for control and desire for revenge grow...