Aoi Minamo is hired to be Haru's assistant. When burning sea causes a power outage that threatens life support systems on the artificial island, Minamo rushes to the electrical substation, while Haru uses his cyberbrain to dive into the Metal Network.

Sota tries to train enough to defeat Holon in battle. Meanwhile, Haru investigates a case of a female android being illegally used for prostitution.

After the spread of weather particles, drastic weather changes occur across the planet, and the burning sea phenomenon returns. Haru decides to use the experimental deep dive suit in an attempt to make contact with Kushima.