Nestled deep in the heart of Seoul’s thriving downtown sits a curious hotel, the like of which no one has ever seen before. Old beyond measure, the building has stood for millennia, an ever-present testament to the fact that things are not always what they seem. Running this hotel is Jang Man Wol, a greedy, suspicious soul who has spent the past thousand years acting as the establishment’s CEO.Bound to the hotel by a deity who keeps her there to save her from going berserk and self-destructing with rage, hatred and thirst for revenge. Her only hope of escape is if she can let go of her resentment and hatred and find love. Trapped in her resentment for a betrayal, Man Wol is doomed to spend all of eternity running this odd establishment, catering to the needs of the most peculiar clientele.Things take an interesting turn when Goo Chan Sung shows up. Once the youngest assistant manager ever to work at a multinational hotel corporation, Chan Sung finds himself forced to manage the Hotel del Luna because of a deal his father made with Man Wol years ago. Excellent with managing money, he starts to put Jang's excessive spending and disastrous financial situation in order; that may be exactly what this odd establishment and its cursed CEO needs.