Plot synopsis: Hafsa, a talented art restorer newly hired at the Louvre, is plunged into chaos when she comes face to face with a thousand-year-old mask of the storm god Belphegor. Suddenly involved in a series of inexplicable disappearances, Hafsa finds herself in a race against time. To uncover the truth, she will have to battle those who are hunting her... and against her own ghosts.