Nuku Nuku's Mid Summer Battle! Trap of the Esper Girls!.A cat being subjected to experimentation escapes the Mishima Industries and the reckless duo is sent to retrieve it, but they don't have any luck. Meanwhile, Nuku nuku finds a litter of kittens and decides to adopt those and be their mother, as she's in actuality, a cat. Later while thwarting the reckless actions of the mentioned duo, nuku nuku finds the cat missing and realizes the cat mother has died, becoming saddened. Then the next day all the neighborhood kids seem to decide to adopt every single of those kittens to take care of them.