In the absence of her mother, Alice, a young, lively and joyful girl (7), is put in charge of taking care of Paul (10), her older brother, who is dependent on a wheelchair . They tease each others and bicker all the time. Forced to stay by his side while she wants to go swimming, Alice lets off steam by dancing with Paul. In their shared excitement, Paul’s wheelchair tips over and falls. Helpless and scared, Alice doesn't know how to help...