XXX Class: Adult Lecture Manhwa (Uncensored)

Sato Jyuri has never been able to climax from sex. One night, she comes across her old classmate Seo and sees how much he's changed. Seo, now a porn actor, offers to listen to Jyuri's troubles and help her out. Jyuri, without thinking, says the first thing that comes across her mind... "Teach me how to feel good!"