End of August. Corsica. Elbe, 17 years old, deaf since birth, is vacationing at her older sister Mathilde. One day, during her visit of the Revellata lighthouse, she catches a glimpse of a man who is coming out of the sea after scuba diving.
On a winter night in a ski resort in the French Alps, Mona, a young Italian seasonal worker, has locked herself out. She is struggling in the cold while looking for shelter. Her nighttime journey takes her near an unknown presence.
