"Rei", a teacher at an all-boys school, has taken pleasure in making men climax through anal sex【female orgasm】 due to the influence of her perverted masochistic husband whom she married several years ago. Every night, she drives him wild with reverse anal sex using a strap-on. One day, 'Rei' felt her slutty heart stir when she met a masochistic male student at school. She taught him anal pleasure on the bed in the nurse's office and invited the student to her home, drowning him in the ecstasy of perverted reverse anal sex...
