After being mistreated by his star athlete Misato, a coach discovers he possesses a supernatural voice capable of rewriting a person's common sense. He uses this power to manipulate Misato into accepting sexual acts as essential athletic training, eventually testing the limits of his ability through recordings and phone calls. After a public scandal, the coach broadcasts his voice to the entire nation during a press conference, establishing the "Guidance Rape System" and granting mentors absolute authority over their athletes.