When Dorothy Mortimer finds herself pregnant, she is sent away to family friends the Benders to have the child. Dorothy wants nothing to do with her daughter Lizzie, so the Benders arrange for the child to be brought up by the O'Malley's, a feckless family living on the estate. Lizzie is unaware of her parentage but her brother Joey is suspicious of the attention she receives from the Benders... Eventually he takes Lizzie to Merseyside to claim what is rightfully hers. But Joey's obsession to provide Lizzie with the riches she deserves leads to the destruction of their love, and Lizzie finds herself drawn to the family she has never known...