The Shishidos and Itsuki meet Leopard, but annoy him too much and get thrown out. Everyone decides to relax at a hot spring inside the colony, where Kazane explains that the Shishidos were involved in the original fight against Nerval many years ago, when the brain colonies were first created and Nerval attempted to enslave humanity. As they are resting, a crocodile-like creature living inside Leopard steals the Golden Orb's cooling system...