"Reira," the school nurse, is popular among students for her beauty. However, in private, she has been trained by her masochistic husband to be an S-type woman, servicing his anus with her mouth every night. One day at school, a male student who had become interested in anal sex came to her for lewd advice, and she gently guided him, ensnaring him completely. The student, now fully obsessed, was invited home for an illicit after-school lesson…
