After the male protagonist committed suicide, his soul was taken in by the organization. After erasing all his memories, he changed his name to Qiji and became a body controller. The heroine is also a soul taken in by the organization, named Qiyu, who is a physical death maker. The two are formed as partners to fulfill the suicide's last wish. Along the way, they witnessed the mutual redemption of lives, grew up together, and redeemed each other.
Purpose: redemption