On the eve of World War I, Agnes Conway manages both the business and the problems of her troubled family. She finds the strength to break class barriers and help her sister Jessie marry a good boy from a family of dockside toughs. Is she strong enough to break them again when Charles Farrier, a gentleman, courts her over his parents' opposition? Agnes faces an added dilemma when she finds her heart divided between Charles and his soldier brother Reginald.