In the first episode, on the first day of reporting to Beijiang Branch, Shen Yi reported that the president of plastic surgery hospital was killed, followed Du Cheng out of the scene, and helped Du Cheng find the secret room of the crime scene smoothly.

Shen Yi, a simulated portrait artist, has super portrait ability. He can learn to paint people with bones. He painted old when he was three years old, because his artistic attainments had a working intersection with Ducheng many years ago, and he had a lot of secrets hidden in him.