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.
--Who's that?
--I have no idea!
Wer ist das?
-¿Quién es ese?
-¡No tengo idea!
– Qui c’est ?
– J’en sais rien !
-Quem é esse?
-Não faço ideia!