Shen Zhiyin grew up in the mountains, learning many little knowledge from her elders. Coming to live with the Shen family in the city, she is soft, cute, sensible, and considerate, becoming a little darling held in the palms of the whole family's hands. She always uses the little methods she learned to help her family, using her delicate observation skills to help everyone resolve small problems in daily life. Like a little lucky star guarding the people around her, she harvests full love and warmth in the bustling, everyday life.