Leon arrives in Eva's life one morning, on the terrace of a café. The little boy settles down, asks for hot chocolate. The young woman, 35, without children, takes her home, calls social services and learns that Leon has run away from home. Eva has to bring him back but eventually delays the deadline. She who leads an idle existence, sheltered from need, attaches herself to the little boy. Called to order by the authorities, she ignores and tells Leon that they are now on the run. Together, they go to Italy in search of the mother of the little boy ...

伊娃在一套陌生公寓中醒来，她头天晚上结识的男友已不见了。然而男友的弟弟莱昂却好好待在家。伊娃除了陪他度过这天，好像没什么别的选择。