A Nezire Beast infects the Megaranger with a deadly poison which gives them only 24 hours to live.

After seemingly defeating a tough Nejire Beast, the Megaranger are pursued by a strange man who suspects a greater problem with their recent battle.

Yusaku is punished by Kubota for stealing the MegaSilver prototype and abandoning his I.N.E.T. duties as the other Megaranger pursue a strange beach illness.

Kouichirou and Yusaku investigate an I.N.E.T. employee who claims to have invented a device that will stop Nejiregia.

Dr. Hinelar gives Guirail a capsule to make him powerful enough to finally defeat the Megaranger, without revealing the horrifying cost of his new power.

With Super Galaxy Mega being devastated by the mindless Mad Guirail, Kubota instructs the Megarangers to separate the formation and travel to the moon on the Delta Mega to gain the completed Space Mega Project from Hayakawa while they desperately try to hold off Mad Guirail on Earth with the Galaxy Mega.

Kenta and Miku try to please Hayakawa when they think he's going to die while a Psycho-Nejira tries to take advantage of MegaSilver's greatest weakness.

I.N.E.T. punishes Yusaku for his actions in becoming MegaSilver against their orders just as he prepares his last piece of the Space Mega Project to be revealed.

Chisato and Miku get into an argument over a trifle matter while NeziYellow and NeziPink challenge each other in finishing off their respective Megaranger.

Shun tries to figure a strategy for dealing with the Neziranger, leading to a unique plan to use their fanaticism against themselves.

Kenta mysteriously loses his Digitizer while the rest of the Digital Research Club cleans up for New Years.

Kouichirou and Chisato must weigh whether to complete their university entrance exam or save their powerless friends when they become trapped in Hinelar City.

Moroboshi High becomes exposed to attack when intentionally targeted by Hinelar for the Megaranger, leading to their expulsion.