Both dramas centre around the marriage of a celebrity. In Papadol! we see an idol marrying a mother with three children whereas in Mukodono! the idol marries into the big family of his beloved. In Papadol! we see the interactions between children and their mother's new husband whereas Mukodono! shows the interactions of our idol/actor with his wife's family and he becoming a part of it.
similar story and premise only gender swaped about a popular woman idol marries a high school teacher and the kids don't like it.
Pontifex Rembrary, a character known for his divine powers, gets transported to a new world while fighting a devil. He possesses the body of Woo Yeon Woo, a member of an unpopular idol group, and helps turn the group's fortunes around after a disastrous live performance. With his charisma and divine powers, he becomes popular among fans but faces challenges from his past, contending with strange religious groups and the devil.