The invasion to the surface world by the old-generation Kitoralsus agents has finally begun. Hayato heads to the Underground World where Iza waits, while Akita, Seiryu and their team face off against Sougyoku who showed up in Koriyama, and Ryuji's team confront Torame who was spotted in Aioi.
That's when Kairen arrives at Tokyo Station. Futaba, the acting director of Ōmiya Branch, proposes the activation of Tokyo Station Central Counterattack System so that the drivers can fight at full power.
In the episode
- Tokyo Station Central Counterattack System makes its full debut after its first look in episode 57
- Shinkalion E5 Hayabusa makes its last appearance until its return in the season finale.
- Shinkalion E5 Hayabusa MkII makes a brief appearance in the end of the episode.
- This is the last episode to feature STARTRAiN as the ending theme.
- In one scene, the body of Monsterized Sougyoku is briefly colored black instead of silver.
Note: All characters are listed in order of their first appearances in the episode. The time they appear is the time from the Japanese dub.