This drama is adapted from the manga of the same name. It tells the story of Ichiki Saionji, a 38-year-old single woman who works at an APP production company. She doesn't want to do housework, but now she has the house she has longed for, using the latest home appliances and creativity, and fully enjoying the "zero housework" life. One day, the younger handsome engineer Kusunoki Toshinao jumped to the company where Ichiki works. Ichiki feels troubled by the cold handsome man and genius eccentric Kusunoki who came back from the United States, but he is actually a single father raising his 4-year-old daughter Ruka, and for some reason, she and the Kusunoki father and daughter who lost their house due to a dispute started living together as a "pretend family"...