Katakana, a young bride from Nippon, marries Osin Blackwell, a member of the enigmatic Blackwell family. The Blackwell's run a secret organization with a strict code against deserters. When Osin decides to leave this shadowy life behind and start anew with Katakana in Zeptrah Areth, the organization sends assassins to eliminate them. Tragically, Osin and Katakana are murdered for their love. In the present day, the mansion in Zeptrah Areth is haunted by a vengeful spirit known as the White Lady. Men are mysteriously disappearing, victims of her curse. Ghost hunters Grace and Matt are drawn to the mansion, determined to uncover the truth behind the White Lady's wrath. As the haunting intensifies, a team is assembled to confront the curse: Azrael, the Warrior of Elohim ; Gibbins, an expert in ancient rituals an a inventor; and Maya, a former police woman. Together, they must delve into the dark past of the Blackwell family and the secret society to break the curse and bring peace to the tormented spirit of Katakana.