Yuta Hibiki wakes up in the home of his classmate, Rikka Takarada, with amnesia. A voice from an old computer, identifying himself as "Gridman," has a mission for him, but can he even survive the next day of school without his memories?
Wow, what's up with him?
Krass, wer ist denn der Typ?
Guau, ¿qué sucede con él?
Ouah, le regard du type…
Nossa, o que deu nele?