在五大種族爭奪大陸霸權、最後由人類的英雄希德率領人類獲得最終勝利的100年後，隸屬人類庇護廳的少年凱伊，卻在某日目睹了世界被「覆寫」的瞬間，歷史變成了英雄希德消失、人類戰敗後的世界。 在這被「覆寫」的世界中，凱伊遇見了在「覆寫」前的世界的同僚，卻發現沒人記得自己。 而在凱伊與應該在別史中，不存在的「墳墓」中被囚禁的少女鈴娜相遇後，為了奪回被「覆寫」的世界，在這個沒有英雄的世界裡，繼承了英雄之劍與武技的少年，將向已君臨大地的強大種族們挑戰。
在五大種族爭奪大陸霸權、最後由人類的英雄希德率領人類獲得最終勝利的100年後，隸屬人類庇護廳的少年凱伊，卻在某日目睹了世界被「覆寫」的瞬間，歷史變成了英雄希德消失、人類戰敗後的世界。 在這被「覆寫」的世界中，凱伊遇見了在「覆寫」前的世界的同僚，卻發現沒人記得自己。 而在凱伊與應該在別史中，不存在的「墳墓」中被囚禁的少女鈴娜相遇後，為了奪回被「覆寫」的世界，在這個沒有英雄的世界裡，繼承了英雄之劍與武技的少年，將向已君臨大地的強大種族們挑戰。
Original Creator
Character Design, Chief Animation Director (ep 1)
Sound Director
Animation Director (ep 8)
Animation Director (ep 5)
Animation Director (ep 5)
Animation Director (ep 5)
Chief Animation Director (Assistant Chief Animation Director: ep 5)
Animation Director (ep 4)
Animation Director (ep 4)
Animation Director (ep 4)
Animation Director (ep 3)
Episode Director (ep 3)
Animation Director (ep 3)
Animation Director (ep 3)
Producer
Planning
Associate Producer
Associate Producer
Associate Producer
Associate Producer
Planning
Producer
Planning
Producer
Sound Effects
Color Design
Original Character Design
Original Character Design
Animation Director (Monster & Mechanical Animation Director: ep 1)
Storyboard (eps 2-3), Character Design (Sub Character Design), Chief Animation Director (ep 4), Animation Director (eps 1, 3)
Storyboard (ep 5), Chief Animation Director (ep 4)
Episode Director (ep 2)
Animation Director (ep 3)
Associate Producer
Producer
Producer
Producer
Producer
Producer
Producer
Producer
Director of Photography (Assistant Director of Photography)
Director of Photography (Assistant Director of Photography)
Planning
Planning
Animation Director (ep 5)
Theme Song Performance (ED3)
Theme Song Performance (ED2)
Theme Song Performance (ED1)
Theme Song Performance (OP)
Animation Director (eps 1, 3)
Planning
Script (eps 1-5), Series Composition
Planning
Music
Art Director
Director of Photography
Associate Producer
Planning
Producer
Planning
Producer
Associate Producer
Planning
Producer (Animation Producer)
Planning
Producer
Planning
Planning
Theme Song Composition (ED1), Theme Song Lyrics (ED1)
Storyboard (ep 4)
Editing
Director, Storyboard (ep 1)
Theme Song Lyrics (OP)
Amamiya is kawaii!
完結散花～～好看！