Inexperienced girl Ayami enters with only one sexual partner in her past, embodying pure innocence. Under the strict training of a professional dominatrix, she is brought to climax repeatedly, progressing from vanilla sex to intense erotic lessons including blowjob training, vibrator sessions, and glasses-covered ejaculation. The climax features an intense threesome with an extremely thick penis, leaving her writhing in ecstasy. With this boyfriend-unapproved training, her experience count quadruples in just one day. The transformation from innocent girl to full-blown erotica queen is the ultimate allure.