Sex Crazy Heaven (1993) is a film that follows miho is no longer feeling any excitement from sex with her boyfriend Shigeki. At a secondhand bookstore, she finds a book called "The Secrets of Female Body Development" that claims to turn any woman into a master of her vagina. She immediately tries to put into practice what is written in the book, but... Sex Crazy Heaven is not currently listed with streaming providers in your selected region, but availability can change over time.