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.
This must be the optimized Gridman!
Das muss der optimierte Gridman sein.
¡Este debe ser el Gridman mejorado!
C’était donc ça, l’optimisation.
Esse deve ser o Gridman otimizado!