The hotel buzzes as the owner's daughter Reem arrives with her fiancé Mark -- who is the target of Adèle's secretive mission from Édouard.

With a strike looming, Édouard tasks Adèle with spying on her coworkers, while learning what Mark stands to gain from his marriage to Reem.

While Édouard and Amal scheme to prevent Mark's future ownership of the Citadel, Adèle finds herself drawn into the allure of the hotel's most elite clientele -- and starts wavering in her commitment to her oldest allies.

Betrayed by Edouard, Adèle embarks on a desperate escape, risking her life in the process.

On Reem and Mark’s wedding day, Adèle plans the perfect heist with the bride’s help. But nothing goes as planned.