After returning from a mission the gang is shocked to find a young man come through the portal also. He was once a galactic sentinel but Emperor Gorganus destroyed his world and now he travels from world to world.
Gordon dresses up as Culebra to help Apollo regain his self-confidence.
Gorganus sends Isolus to Beverly Hill in the form of a foreign exchange student named Ilse in order to find out the identities of the Galactic Sentinels.
Swinton works on her essay of "Les Misérables." Meanwhile, Gorganus sends Octodroid to turn Earth's freshwater into saltwater.