In a world where using magic is as natural as breathing, Chrome, the son of a noble family, was born with zero magical power. Despite this, he mastered the art of swordsmanship, hoping to be of use to the world. However, his own father and brother branded him a 'useless failure' and exiled him. His destination: a forest swarming with deadly monsters. Just as Chrome lay there, crushed by despair, a monster lunged at him. With no means to resist, he was ready to accept his end—until the cursed katana, discarded alongside him, began to speak directly to his soul...