The Great Tom (2008)

Based on a true story, this family drama focuses on a 12-year-old boy, who has to take care of his two younger sisters alone. As he regularly is late for school, Tom is punished by his teachers and mocked by his fellow students, but nobody knows the bitter truth: while his father left the family many years ago, his mother Barbara doesn't care of him and his sisters any more. Even their neighbor Cora doesn't realize what is going on at first...