Library

Two people in trouble exchanged souls through a ritual of equal exchange. This was one of those souls who arrived in a magical world where alchemy flourished, arriving with only the memories of a seventeen-year-old Muggle student and a few gifts obtained through rituals. The story revolves around the protagonist's accumulation before exchanging his soul, the process of integrating into the world, facing various crises and opportunities, and fighting against humans, dragons, and monsters through various magic and alchemy.