In broad daylight on a busy street the young Haru bravely grabs from under the wheels of the truck charming cat. To her great surprise,cat gets up on its hind legs and thanks Haru in human language. It turns out that before her prince from the mysterious Cat`s kingdom, and now a powerful Cat`s king wants to marry him to brave savior. Soon he steals Haru, who does not want to be a princess cat, and only faithful mustachioed and tailed friends -fat tramp mute and magnificent Baron will be able to rescue her from captivity cat. Ahead of them are waiting for unexpected encounters and the most incredible adventure in an unknown kingdom Cats. Is Haru will be able to find his way home?