According to ancient custom, the relationship of master and servant between the Kurusu and Mita families continues to this day, and according to that, Mita's daughter, An, serves as a maid. She obediently follows this custom and is a female slave who also provides sexual relief. She visits him and gives him a blowjob as an alarm clock. As they pass each other in the hallway, he whimsically asks her to provide sex, and she obediently exposes her skin, licks his tongue, and offers him her pussy. She is also used as a plaything by multiple men. The eldest son of the Kurusu family loves and tries to save An, and then An makes a decision!