Hannah and her mother Esme are lucky to escape when their home is destroyed during a bombing raid. Forced to move in with Esme's difficult sister-in-law, they make the best of things, and soon Hannah falls for the boy next door, Eric Goodwin. But Esme's worried; she's always been afraid of Eric's father Arnold, and she suspects that Eric is a chip off the old block, full of charm but up to no good. Is innocent Hannah being drawn into an unpredictable and dangerous world of crime?