The colors practice to raise their levels, take on the case of the mysteriously closed streets, and save humanity from an eco-terrorist plot.

Kotoha discovers a powerful new weapon hidden in a box of toys. Later, when Sat-chan learns about a decades-old scandal involving the elephants at Ueno Zoo, the colors investigate and find themselves fighting a man-eating tiger.

Following up on the zoo mystery, the colors investigate ties to potential corruption at the local museum, where they struggle against the dogs of the state. Rumor has it that a potential new team member may be there, who could fill a vitally needed role for the group. Later, the gang returns to the mall, where they learn of a lucrative opportunity to get ahead, and engage in some quick and dirty business tactics to earn their well deserved reward.