Living life in an orphanage, Ethan is suddenly approached by a mysterious woman. She proposes a lucrative offer to transcribe the Bible in exchange for a large sum of money, and takes him to a dark, secluded mansion. Terrified of the spooky rumors surrounding the estate, Ethan trembles in fear... until he finally encounters Leo (리오), the mansion's owner. The moment their eyes meet for the first time... Drawn into a gothic mansion by a suspicious offer, an innocent orphan meets the mysterious, dangerous master of the house. Can Ethan survive the secrets lurking in the shadows of this terrifying, yet luminous, night?