Five years ago, he was framed by someone and forced into hiding. Five years later, he has become the renowned young master of the hidden world's Asura Sect, possessing extraordinary medical skills capable of bringing the dying back to life. Following his master's orders to descend the mountain and gain experience, Lin Feng chooses to keep a low profile and disguise himself as an ordinary security guard. By a twist of fate, he signs a contract with the cold and aloof CEO Su Qingxue, becoming her personal protector. Although he only intends to guard her quietly, he repeatedly finds himself caught up in conflicts among various factions. He calmly resolves power struggles among Jiangcheng's wealthy families, skillfully overcomes pressure from provincial city forces, and faces challenges from hidden sects with intelligence and medical expertise. Making steady progress in the modern city, he writes a legend of his own.