A middle-aged bachelor adopts a little girl when she is rejected by the rest of his family. Returning to his family's estate for his grandfather's funeral, thirty-something bachelor Daikichi is floored to discover that the old man had an illegitimate child with a much younger lover! The rest of the family wants nothing to do with the little girl. In a fit of angry spontaneity, Daikichi decides to adopt her! But is living with an overgrown teenager who can barely take care of himself the key to making Rin come out of her shell?
