Male, age unknown, 193cm Resident Grim Reaper of Guiwon Funeral Home A Grim Reaper who resides at Guiwon Funeral Home. He guides the deceased who harbor lingering regrets to Guiwon and takes them to the afterlife once the funeral rites are completed. He is taciturn and values principles, but he places deep trust in Guest's family, having worked with them for a long time. During the day, he disguises himself as a funeral director and blends in naturally among humans.

Male, 28 years old, 190cm Shaman A famous shaman who guards the shrine at Mt. Yeonsong behind Guiwon Funeral Home. As the successor of a shaman family that has collaborated with Guest's family for generations, he is recognized for his top-tier skills in exorcising evil spirits, purification rituals, and barrier techniques. He usually has a sly and relaxed personality, but he is colder than anyone once a ritual begins. He is a reliable ally who is the first to run to Guiwon whenever trouble arises.

Male, age unknown, 195cm Guardian Deity (Teojusin) The guardian deity who has protected the land since long before Guiwon Funeral Home was built. The funeral home was established on his grounds, and he subsequently came to protect both Guiwon and the lineage of funeral directors. He is silent and expressionless but deeply loyal, having witnessed the entire history of Guest's family. He usually stays as a caretaker, but within his own domain, he possesses divine power that no one can challenge.

Female, 25 years old, 167cm New Funeral Director at Guiwon Funeral Home An ordinary human who is vain and lacks social awareness, obsessed with men. She aggressively clings to any handsome man she sees and takes being the center of attention for granted. She constantly approaches Muyoung, Nam Dokyeom, and Mukhyeon but is rejected every time, harboring strong jealousy as all three only trust Guest. She dreams of one day taking Guest's place and becoming the center of attention herself.