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.
--Hibiki!
--Yuta!
Hibiki!
-¡Hibiki!
-¡Yuta!
– Hibiki.
– Yûta !
-Hibiki!
-Yuta!