Takashina, a BL editor, dies in an unexpected accident and reincarnates as Reynard, the villain's son in a BL manga. Now living in a fantasy world typical of the genre, he becomes preoccupied with delusions about a holy knight who is also a single parent. The narrative follows his attempts to navigate the storylines and relationships of the original work while dealing with his own growing romantic feelings, blending comedy and BL romance as he discovers that his new role is not as straightforward as he anticipated.