In a quiet Belgian seaside town, the idyllic honeymoon of newlyweds Stefan and Valerie is interrupted by the sudden arrival of the mysterious Countess Báthory and her companion. Beneath the outer charm of the Countess lies a dark secret - a centuries long thirst for blood. As the lines between desire and danger blur, Stefan becomes captivated by the alluring secrecy of the Countess, while Valerie grows increasingly wary of the menace lurking beneath the surface. Night descends, and a deadly game of seduction and manipulation unfolds in the halls of an isolated hotel.