Zeng Lin, a young traditional Chinese medicine doctor, gave up a high-paying city job and devoted five years to practicing medicine in a remote village. With exceptional medical skills, compassion, and integrity, he safeguarded the villagers' health, often treating impoverished residents on credit. His drawer was piled high with IOUs. To raise tuition fees for his daughter, he tried to collect the unpaid medical bills, only to be met with excuses, unpaid debts, and malicious reports from the villagers, forcing his clinic to close. Heartbroken, Zeng Lin burned the IOUs and quietly left the village. After joining the county hospital of traditional Chinese medicine, he rose through the ranks thanks to his medical expertise and became its vice president. Without their skilled doctor, the village fell into a desperate situation with no one to turn to for medical care. The villagers finally came to their senses and sincerely repented. Repaying resentment with kindness, Zeng Lin remained true to his calling as a doctor and continued protecting the people, embodying the ideals of medical excellence, integrity, and boundless human compassion.