GVG-716 Yuri Sasahara, a female private tutor who is lustful for her student's dick

An extremely talented tutor. However, she is actually a shi*takon and likes co*mo. She goes on with her class while hiding all of her sexual tendencies, but her rationality finally goes out because Shutaro, a brat, keeps calling her dick and pussy! The older sister's self-control as her teacher was destroyed and she suddenly turned into an erotic mode, and she started touching her pussy...