Each time he wakes up, a young man appears in a new reality in which he would have another life. Amnesiac, or something more, from his past, how will he get out of this nightmare? or how to get back to the day where he fall in love...

Lou, a creative and dreamy 12-year-old girl, lives alone with her mother in an orange building with tons of little balconies that give access to the roof. Mina has been her best friend since kindergarten, and Lou has been in love with Tristan, one of her neighbors, since elementary school. Her mother has relinquished her own personal happiness of late so as to devote herself to her daughter, but their little bubble bursts when Mom meets a man and Lou at last dares speak to Tristan.

Catherine, a young woman of 17 years extremely shy and reserved met one day Melanie. They very quickly become friends, eventually, Catherine falls under the spell of Thierry, a young man with whom she will live a passion for several months before that it does not lose sight of. Did fear?