Only open in the middle of the night to provide top-class service and console the souls of the dead, the Grand Galaxy Hotel has a new moody owner, Eun Ha, with a mysterious past, who arrives after the previous owner’s sudden disappearance. Upon his arrival, he meets the only human employee Ko Sang Sun, who works hard as the hotel manager with a knack for befriending ghosts. Also, Baek Gi, a free-spirited grim reaper who cleans up the remnants of evil spirits, and Seok San, a mysterious woman with an eerie and dangerous aura.