SONE-940 On the seventh day of giving aphrodisiacs to my teacher, who is close to my age, she turns into a horny female who craves her student's dick over and over again. Nanatsumori Riri - Riri Nanatsumori

Riri, a famously beautiful teacher, is popular with her students. In her class are two male students who excel in chemistry. The aphrodisiac she concocted in the classroom is incredibly powerful, filling their heads with desire and leaving their groins hot and tingling. Though they don't realize it yet, it's a groundbreaking aphrodisiac. A few days after giving Riri the drug as a joke, she collapses in the classroom, resulting in an emergency. A nurse rushes to the scene...