Mango is sick, but recovering at Dr. Coy's lab. Dr. Coy gives Zeus a rocket kit to double his flying speed in the upcoming battle at the Sky-Stronghold.

Dark-General arrives at the Sky-Stronghold to find Quantum defending it. When Zeus arrives, he and Quantum beat Dark-General once and for all. Meanwhile, Megan shuts off the Zentrium. Unfortunately, OmicronPsy now has all the data he needs to complete his plan to live independently of the Emperor's Zentrium. Quantum is also gravely injured, but he refuses to return to Dr. Coy's lab for help.