Rival pianist Geoffroy and five kittens (!!) have taken up residence at Mr. Kanda’s house, and things are livelier than ever! But when Mr. Kanda's away and an outrageous young woman who claiming to be his daughter comes calling, Geoffroy is bewildered and has no one to turn to! After a visiting Hibino joins the fray, what will become of Geoffroy as cats and (found) family collide?!