The Strongest Heavenly Doctor

In a glittering metropolis, the arrival of one man sets the entire city in turmoil. Six years ago, he left without a trace. Six years later, he returned, and the world changed overnight. He is the one person the world’s top organization would never dare take on as a client, yet in the vast mortal world, he is also the most unremarkable man around. The three things he has done most in his life are: kill people, save people, and guide people. Main characters: He Sheng and Qin Jing.