This book tells the story of a boy who has a brother with autism, Vasilis. When he feels embarrassed by Vasilis' behavior in front of his friends, he asks his teacher to explain autism to the children in the school. With the help of their teacher, the children learn about people who have been able to overcome the challenges of autism and succeed in their lives. The book describes the daily life experienced by children with autism and their siblings. The author encourages all children to learn patience, understanding, and tolerance when dealing with a friend with autism.