A young girl on a quest ventured by herself into a cave to acquire a potion ingredient gets captured by a group of bandits. These bandits have unsavory plans for the young girl. Before she was about to see her end, she was saved by a monster clad in black greaves and purple tunic. She decided to travel alongside the monster, which took him a moment to consider. All along their journey, they uncover both the thriving and blooming regions the grim and morbid undertone of this world.