Reportage on the daily life of Oscar, a 3 and a half-year old boy who has type 1 diabetes. Oscar has a glucose sensor and insulin pump. He started nursery school this year. His parents had to train the school personnel in how to control and regulate his blood sugar levels throughout the day. It the last day at school before the holidays, the children make pancakes to celebrate carnaval, but Oscar can eat them with his friends. He has to wait until lunchtime before eating plain pancakes.