Three-year-old Nuo Nuo is adopted by a kind-hearted couple of the Shen family. With an innocent nature and an exceptional sensitivity to the scents of nature's flowers and plants, Nuo Nuo can distinguish the characteristics of various plants in the mountains and fields. Guided by Nuo Nuo's childlike innocence, the hardworking and honest adoptive father Shen Yueshan gathers high-quality medicinal herbs and gets acquainted with Lady Wen of the Renendetang in town, step by step improving the family's straitened life. Respecting and loving each other, the family always holds fast to kindness and diligence in the face of life's tests. The scholarly elder brother sends good news from the imperial examinations, and the adoptive father's back pain improves during recuperation. The Shen family not only wins the respect of the villagers, but also reaps boundless warmth and steady happiness.