Cléo is a pop singer who wanders around Paris while she awaits her biopsy results in fear she may have cancer. As Cléo readies herself to meet with her doctor at 7 o'clock, she meets with several friends and strangers while trying to grapple with mortality. Sensing indifference from those nearest to her, she finds herself questioning the doll-like image people have of her and is overcome by a feeling of solitude and helplessness. She finally finds some comfort in the company of stranger she meets in a park and with whom she is able to have a sincere conversation.