Yuuta Hibiki is a first-year student in high school living in Tsutsujidai. One day, he wakes up without his memories. Yuuta later meets Hyper Agent GRIDMAN who is inside an old computer. GRIDMAN tells him to fulfill his purpose. Yuuta's quest to understand the meaning behind those words and to find his memories begins. While all of this is sudden, Yuuta has helpful assistance from his classmates, Shou Utsumi, Rikka Takarada, and Akane Shinjou, but...

Those peaceful days are destroyed mercilessly by a monster that suddenly appears.

Starring:

Greg Ayres , Jill Harris , Yuya Hirose , Tetsu Inada , Brandon McInnis , Yume Miyamoto , Sôma Saitô , Lindsay Seidel , Reina Ueda , Barry Yandell , Amber Lee Connors , Akari Kitô , Robert McCollum , Hikaru Midorikawa , Suzuko Mimori , Anastasia Munoz , Mayumi Shintani , Ian Sinclair , Ryôsuke Takahashi , Sarah Wiedenheft , Chris Burnett , Clifford Chapin , Stephen Fu , Cris George , Katsuyuki Konishi , Masaya Matsukaze , Kenichi Suzumura , Apphia Yu , Aoi Yûki , Junji Majima , J. Michael Tatum , Masaya Fukunishi , Yu Miyazaki , Monica Rial , Akira Sekine , Shunichi Toki , Howard Wang

Genre:

Animation, Action, Sci-Fi