Barcelona, Spain, 1912. The disappearance of a girl from a wealthy family triggers a series of events that will shake the weak foundations of a hypocritical society.
Annabel is a successful businesswoman with a wealthy husband. At a reception in her villa she meets a woman, a member of the catering staff who has been hired for the evening. This woman is none other than her own daughter Chiara, whom she had left over thirty years ago. Chiara was just eight years old at the time. She now approaches her mother with an unusual request: to spend ten days together with her.
A young man arrives at the Grand Hotel, an ideal place in the middle of the wilderness to investigate his sister's disappearance. What he ignores is that he's about to meet his greater love: the pretty and seductive daughter of the Hotel's owner. Between this young couple, of different social classes, a very passionate love will be born. A dangerous romance will be entwined with the mysteries and secrets hidden between the walls of the Grand Hotel. In The Grand Hotel no one is who we think it is, no one is free of hazards or suspicious. A complex web of lies, secrets and betrayal awaits...