DVAJ-745 Promised sex after exams, but my girlfriend was Drugg*d by her lolicon teacher and turned into a sweaty, ahegao extreme masochist.

Yuna and her boyfriend had a pure relationship, promising to wait until she passed her exams before having sex. While Yuna was diligently studying and abstaining, a perverted teacher targeted the innocent student. He gave Yuna an aphrodisiac, developing her immature body's sensitivity. Despite her initial reluctance, Yuna's body learned pleasure, leading her to intense orgasms. Unbeknownst to her boyfriend, who was focused on his studies