A few decades back, humanity went to war against strange beings such as werewolves and witches, and was on the verge of defeat. The solution to breaking this deadlock was the human weapon created by Dr. Frankenstein. Time passes, and Vic, a mysterious girl, is traveling with Stein, a large man covered in scars. All in order to destroy the distorted principles of this world.

十数年前、人狼や魔女など異形の存在との戦争に挑んだ人類は敗北の危機を迎える。その局面を打開したのはフランケンシュタイン博士が生み出した人間兵器――。時は流れ、謎多き少女ヴィクは、傷だらけの大男シュタインと旅をしていた。すべてはこの世界の歪んだ理を破壊するために。