Danggol.

A woman who entered the island to collect doctoral degree information meets a shaman who received the gods, a hereditary shaman, a shaman who has learned God, and a musician to hear various stories about Jindo shamanism. While having nightmares about an unfamiliar young shaman's suggestion and going through troubles such as seeing ghosts, she finds that there is a shaman in her family. The main character thought the bad relationship between her maternal grandmother and the shaman's maternal grandmother was problematic. However, there is a hidden twist...