MVSD-682 A highly intelligent masochist with an IQ of 78: Rei Shiratori, a talented girl in a school uniform, is subjected to throat-reducing training.

The complete record of thoroughly training the throat of a schoolgirl... Finger throat, wall throat, cowgirl throat, pressure triangle choke throat, water torture throat, etc... The girl is thoroughly drilled with the sensation of orgasming in her throat, and her pharynx is violated to the deepest part before she is forced to swallow real semen ejaculated deep into her throat. An intelligent masochistic girl with an IQ of 78 suffers orgasms from throat training...!