Pain is pleasure! The crazy orgasm of a super masochistic woman! A perverted beauty who raises cries of pleasure with slaps, neck strangulation, pain & shame! A young beauty in uniform secretly meeting with suspicious men in a suspicious room! The reality of a super masochistic perverted sex room where the switch is turned on with a full swing slap! Her neck is strangled, and she has difficulty breathing, her head is blank!! "Hina, who appears serious and pure. She visits a certain place furtively. When she enters the dark room, perverted men greet her with sly smiles. Hina sits seiza-style and quietly lowers her head, saying, "Thank you as always today." Her head is stepped on by the men, her body is played with, and a masochistic play that goes beyond the bounds of reason begins with intense irrumatio...