After being transferred, it's time for your sweet debut in Tokyo. However, the apartment you moved in includes its own butler! In the mornings, he prepares breakfasts and serves tea. In the evenings, he sets up your bed and helps you relax after a long day of working hard. However, there's a secret behind his smiling face... "You don't know how bad a butler can be". Your life in a top new apartment with the ultimate butler has just begun!