Tachibana is notorious as the all-powerful PTA president of a certain academy. She treats the school’s teachers harshly, and her unreasonable abuse of Mr. Tanaka is especially outrageous. Tanaka may be considered a loser, but his pride is enormous, and one day he obtains a smartphone that supposedly induces hypnosis. Though initially skeptical, he gets a chance to test it when Tachibana storms into the staff room the next day to complain about her son’s phone. Recognizing the device, Tanaka hypnotizes her in broad daylight and succeeds. As she becomes increasingly obedient to his commands, he grows addicted to controlling her, while his lust for domination and revenge continues to intensify...