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?
--Oh, no, a fire?
--As we reported earlier, at this moment...
Verdammt! Ist das ein Brand?
Bon sang, un incendie ?
- जैसा हमने पहले बताया था, इस पल…
- अरे नहीं, आग?