A poor student, whose weakness the teacher absolutely doesn't want anyone to know, is subjected to disgusted expressions while being penetrated in a plump, soft, white tiger's hole... Kinoshita Aoi FPRE-226

I unleashed my twisted sexual desires while enduring the disgusted expressions of a female teacher who couldn't refuse my unreasonable demands! I attend an all-boys school, am academically weak, introverted, and naturally, have no girlfriend. While I can't boast, my only female connections in my life are my mother and Ms. Hibiki, the only female teacher at my school. Among the students, she's a beautiful yet strict teacher, feared because I'm particularly bad at her and receive concentrated reprimands. But one day, this relationship changes. Having accidentally discovered Ms. Hibiki's weakness—her relationship with a male student in her class—I use this as leverage to blackmail her, unleashing all the pent-up frustration and twisted desires I've harbored until now…