In Liverpool in 1947, Millie and Pete Maynard take their daughter Sylvie on a boat trip that ends in tragedy. Sylvie blames herself, and Millie must hold the family together while facing her own grief. The reading of Pete's will brings another shock when his younger brother and troublesome sons try to gain control of the Maynard family business. They underestimate Millie, who has worked in the perfume laboratory for eighteen years and understands what is at stake. Determined to protect her children and her husband's legacy, she fights family greed with resilience and practical courage.