Takuma lives a lonely existence, dedicating all his energy to his job and coming home drained. Being unable to handle domestic chores, he opts to purchase a robot named "Mina-chan" to manage the cooking and cleaning. As Mina proves to be an efficient homemaker, Takuma jokes that she could be his partner. However, Mina interprets it as a sincere proposal and eventually, they start spending more time together, such as picnicking outdoors. Gradually, Takuma finds himself falling for Mina, but is it possible for a human and robot to have a fair and loving relationship?