Kim Yerim is part of a small secret organization, Red Velvet, focused on the unknown and the paranormal. However, she's terrified ghosts, ghouls, and demons. Their main focus. Ever since she learned about the group, she was forced to become a member or suffer from the blades of her unnies. Despite that, she stills tries to make an effort to keep in the team, and her life. But, while in a "haunted" forest with the cries of a young girl, Yerim comes across a beauti