Hiding out inside a volcanic asteroid, Tsutsuji and Benkei are ambushed by Leopard, who takes back his mirrors. As everyone investigates Akiha's kidnapping, Leopard wants to chase after Nerval immediately, but the citizens are anxious about power failures. Nina orders Bou and Min to investigate the colony underground with Itsuki's guidance, and they soon find a hot spring. While relaxing in the hot spring, they are attacked by an octopus-like creature, which captures Bou and Min...