In order to prevent Hiroki Moriyama from recapturing Ryuzu`s former lab, which is still being investigated by Ibuki and the others, Taiyou has a rematch with the insufferable Company agent. Through the fight, Taiyou closes in on the secret within Hiroki`s heart, the reason he obstinately clings to the self-styled title of "champion of justice."

A unit has materialized at last! But a lot of people suffered serious injuries from its attack, including Mamoru, who was hospitalized. The disaster happened right before Tokoha`s eyes, leaving her with emotional scars and in a state of deep depression. But then a surprising visitor shows up at the hospital!