One person, however, knows more about the elusive Nuku Nuku than he is letting on. While Kyusaku tries to discover the secrets of this androbot All-Purpose Cultural Cat Girl, his son Ryunoske is tormented by his deepening love for his new live-in companion. Meanwhile, Akiko Natsume finds herself being reassigned at Mashima Industries and heading up an impossible mission. As Nuku Nuku tries to adjust to life with the Natsumes', she finds herself up against a string of adversaries, but little does she know it's Akiko who is the deadliest foe. This is the All-Purpose Cultural Cat Girl like you've never seen her before!"