Synopsis: Seiji Kurosawa is a renowned concert pianist who injures his wrist in a car accident. An android nurse helps him recover in the hospital, and so he decides to purchase the exact same model to work as his maid at home. Seiji names his android Yuna, but as time passes, Yuna becomes much more than just an android maid to Seiji. Yuna becomes Seiji's biggest fan, student, and lover...