After a year of living as a single father, the father decides to hire a maid due to the chaotic household. His sons, Sakuto and Yuuma, also agree. Yuka is sent from a maid agency and excels in cooking and cleaning. Her exposed cleavage drives Sakuto and Yuuma to the brink of sexual desire. One day, they witness Yuka and their father in a lewd act. They seize the opportunity, photograph the scene, and decide to make Yuka their personal creampie pet.