When renowned opera singer Marta Hendriks sees her dead husband in a Paris street, she fears she's losing her mind — or did she actually see him?

Marta Hendriks is onstage at the Metropolitan Opera in New York when she learns of her beloved husband's death in a house fire. Overcome, she collapses and has to be carried off the stage.

Fast-forward two years and countless therapy sessions, and Marta is ready to resume her career. In a stroke of luck, she's hired at the last moment to sing Violetta for the Paris Opera. She manages to keep her emotions under tight control and triumphs in the opening-night performance. During one of her rare days off, relaxing for the first time since her husband's accident, something threatens her newfound peace. When Marta is caught in a sudden downpour, she dashes for the shelter of a subway station and spots someone doing the same. It is her husband. Marta fears she's losing her mind – or did she actually see him? Back home in Toronto, she struggles with her need for the truth at the precipice of madness.