Kase, a new employee, will be taught work by her beautiful and cool female boss, Hasumi. One day, Hasumi suddenly touches the body when she sees Kase in the hot water supply room of the office. When she cums with a deep kiss that screwed her tongue and a fierce fingering, this time she is cunnilingus in the company toilet. Two people who are worried about each other go to each other's house and play with Oma ● Ko with a rotor and electric massage machine, and spree with six nines and shellfish! The first lesbian work of Nanaho Kase, a new actress who became very popular!