James Cachia lives in an impoverished area of South-East London. As his mother tries to protect the family from a threatening ex-boyfriend, nursery provides a valuable refuge. But is the turmoil at home affecting his chances? William Roberts, on the other hand, has all the advantages money can buy. But that doesn't mean that life is easy at the moment, William is locked in a battle of wills with his mother.

As the children turn five, the programme follows their first term at school.