Dark Kat, the Swat Kats mysterious arch-nemesis, plunders a nuclear power plant in order to build a doomsday bomb to blow up Megakat City and create his own Darkkat City. We also see the Swat Kats origin story.
Dark Kat steals super conductive cable from an electrical lab. The SWAT Kats intervene and Razor accidentally blows up a warehouse and injures two workers. Razor feels responsible and leaves T-Bone to fight alone.
T-Bone falls for Turmoil, the leader of an air-based terrorist organization; The TurboKat's weapons are disabled, leaving the Swat Kats to use their wits to save the day.
The Swat Kats, Felina Feral, and Ann Gora investigate the disappearance of miners in a cave. Construction on Hawaii-like island leads to the release of an giant lava monster.