Agatha Christie writing as Mary Westmacott - A Daughter's A Daughter

Ann Prentice falls in love with Richard Cauldfield and hopes for new happiness. Her only child, Sarah, cannot contemplate the idea of her mother marrying again and wrecks any chance of her remarriage. Resentment and jealousy corrode their relationship as each seeks relief in different directions. Are mother and daughter destined to be enemies for life or will their underlying love for each other finally win through?