Muriel Box was an English director and writer.
A concert pianist with amnesia fights to regain her memory.
When a man discovers his wife is having an affair, he commits the perfect crime.
Sent to a home for "problem" girls, incipient juvenile delinquent Gwen receives a crash course in petty crime. Back on the outside, she falls in with the usual bad crowd, and suffers spectacularly as a result.