A fourth-year university student, Koto Maeda, signs a 'one-week lover contract' with an older HR manager she met during an alumni visit. She is licked all over, taught how to perform breast sex, and even has her chastity managed by a chastity belt. During phone calls with her boyfriend, she is forced into slow, intense sex. She grinds against male friends, reaching orgasm. In just one week, she transforms into an older man's erotic fantasy...
