Eight-year-old Lu Dongdong has always longed to have a mother. To find a mother who truly loves him, he attends a blind date on behalf of his father, Lu Mingchuan, and unexpectedly meets Fang Xiumei, a bright and kind-hearted truck driver. Through their time together, Xiumei touches the father and son with her sincerity and gradually integrates into the family. Little does she know that the seemingly ordinary Lu Mingchuan has actually been hiding his true identity all along. As misunderstandings and tests arise one after another, they protect each other and form a truly warm family.