Nathalie (Audrey Tatou) is living her dream life until her husband dies in an accident. To cope with her loss, she focuses on work and leaves little room for another romance. She is brought out of mourning three years later when a shy and dorky co-worker Markus vies for her attention. Nathalie discovers that even though she lost "the one", if she keeps her heart open there may just be room for one more.