The Yandere Top's Father Is Being Teased

Seungyeon, a frustrated writer, wakes up one day in the body of the father of a character from a BL novel written by his sister. Woojin, who saved his life from imminent danger, is the father of the obsessed protagonist who pursues the novel's love interest. Seungyeon discovers that he and Woojin are the parents of the main BL characters.