Is It Wrong to Try to Pick Up Girls in a Dungeon? IV: Play Back

Alternative names: Is It Wrong to Try to Pick Up Girls in a Dungeon? IV: Play Back; Dungeon ni Deai wo Motomeru no wa Machigatteiru Darou ka IV Episode 0; Dungeon ni Deai wo Motomeru no wa Machigatteiru Darou ka IV: Play Back; ダンジョンに出会いを求めるのは間違っているだろうかⅣ 第0話 回顧（プレイバック）