Personality manipulation, brainwashing, and hypnosis; a face and body perfectly matched, but with a terrible personality—the PTA president is treated like a pet by a low-level teacher. (Orange Mary SORA-525)

Mary Tachibana, the absolute power holder and parent-teacher association president of a certain academy. However, she's also seen as harsh by the teachers, especially Mr. Tanaka, whose unreasonable behavior hurts his pride. Mr. Tanaka, a seemingly lowly figure, possesses an even stronger sense of self-respect than the lowest of the low, and somehow acquires a hypnotic phone. Although skeptical, Mary Tachibana comes to school during the day the next day, seemingly troubled by her son's phone. The familiar phone. Taking advantage of this opportunity, Mr. Tanaka hypnotizes Mary Tachibana in the staff room and successfully assaults her. Gradually, everything unfolds as he desires, and intensifies… Meanwhile, Mr. Tanaka's desire for dominance and revenge grows stronger…