PRED-510 To Avoid Being Held Back... I Was Made to Cum by Creampie Sex Instruction from the Hated Old Man Teacher... Marin Hinata

High school girl Mao Rin faces the crisis of grade retention. To avoid this fate, she is forced to accept "sexual guidance" from her disliked middle-aged teacher. Under the guise of strict discipline, the teacher subjects her to various sexual trainings, from oral sex to creampie intercourse, gradually leading her into the abyss of ecstasy. Mao initially resists, but her body gradually succumbs to pleasure, ultimately reaching ultimate climax in intense lovemaking. This is an adult drama focusing on taboo teacher-student relationships and carnal awakening.