The winds and clouds of the Great Tang rise abruptly. Wei Shulin steps forward to protect his family, getting embroiled in the dangerous situation of Chang'an with his extraordinary insight and exquisite medical skills. Facing heavy suspicions and successive conspiracies, he cures the wounded, protects women and children, and joins hands with his father Wei Zheng to resolve old grudges. He assists Li Shimin in settling the people's hearts. When foreign threats approach, he pursues the truth with everyone and discusses strategies to resist the enemy. From protecting his family to caring for the world, the youth displays responsibility and commitment amidst trials, using wisdom and action to protect the innocent, writing a growth story full of courage, resourcefulness, and warmth.