My Otherworldly Marriage

Determined to escape her fate in the novel of being sold off to a loathsome man by her father, Beatrice Arosha runs off to the second male lead, Duke Ruslan Etenas, and proposes a contract marriage. After he immediately agrees, Beatrice moves into Etenas Castle, built on a sealed spirit gate and staffed by ghosts! But as she grows closer to the duke and experiences visions of the original Beatrice, she begins to realize the haunted castle may not be the strangest thing about her marriage…

(Source: Tapas)