FSDSS-031 The tutor's cute panties

Because Shinya's scores are always very low, at this rate he won't be able to get into the university his family wants. So his father invited a famous tutor to tutor him. That tutor is Nene, an extremely young and beautiful girl. While studying, she always reveals her sexy underwear, making Shinya unable to concentrate. To help him concentrate on watching, Nene will soothe his erect cock and if he scores high on the upcoming test, she will go out with him. Not only Shinya but also his brother and father were attracted to Nene, they couldn't resist when she continuously seduced with her underwear...