Pippit, a budding yoyo master, has never meshed well with the rest of his family: the powerful and influential Pipistrellos, headed by his auntie, Madame Pipistrello. The family's had a firm grip on their city for decades, owing to the electricity monopoly that they've built. It just so happens that, when Pippit finally drops by for his annual visit to the Pipistrello Manor, he gets caught up in the rival companies' nefarious plot to dethrone the Madame, and take the source of energy generation for themselves! After the attack, Pippit and the Madame find themselves having to cooperate in a completely new arrangement......