Yuta and his friends attempt to unravel the mystery of the city and everyone else's memories. However, more questions arise when a strange samurai arrives and tries to tamper with Gridman.
It's the secret base of the Gridman Alliance.
Dort ist die Geheimbasis
der Gridman-Allianz.
Es la base secreta
de la Alianza Gridman.
C’est le QG de l’Alliance Gridman.
É a base secreta da Aliança Gridman.