あらすじ
Prologue chapter that was included only in separate booklet sold together with limited special edition of volume 1.
あらすじはAniListより（英語）。
マンガ
Attack on Titan: No Regrets - Prologue
ActionFantasy
Prologue chapter that was included only in separate booklet sold together with limited special edition of volume 1.
あらすじはAniListより（英語）。