Menorca 1918. The First World War is about to finish. The island is hit by the flu, economic misery and smuggling. The mother of Tina, a twelve-year-old girl, and Biel, a boy of eight, like so many other islanders migrates to Algeria leaving the children with her brother, a widowed peasant who lives working the lands of the landlord.
Tina and Biel, turn the fields, the forests and the coves near in their field of games and infantile adventures, but above all they long to reunite with their mother. One day, playing on the beach discover a sail boat anchored. This unexpected event will change the course of their fate.