This is the loneliness and isolation of a killer, and killing is not divided into eras. This is an era of advanced science, technology itself is the most terrifying weapon. Ye Yun, the strongest killer in the universe, he came from Earth. His glory, his honor, and his loneliness. It was the tragedy of this era, and the splendor of a certain era! Killing was a matter of hands, but Ye Yun was not a cold killer. He had feelings, lovers, and a fragile heart.