Although barely 30, Claire believes she is showing the first symptoms of Alzheimers disease, a condition from which her mother has recently died. Her sister, Nathalie, is certain that her memory loss, caused by a lightning strike, is temporary. In the clinic where she is being treated, Claire is attracted to Bernard, a man who is still traumatised after a car accident in which his wife and child were both killed. In spite of their personal tragedies, Claire and Bernard fall in love. When Bernard recovers, Claire moves into his home. Then Claires condition takes a turn for the worse
