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.
No one remembers the kaiju or Gridman.
Niemand erinnert sich an das
Monstrum oder Gridman.
Nadie recuerda al kaiju o a Gridman.
Ils ont tous oublié
le monstre et Gridman.
Ninguém se lembra
do monstro ou do Gridman.