A Dream of a Killer

The killer Yimeng has just completed his mission. The last mission he received from the organization was to kill the absolute master of the royal city. In the process, he met three killers who had the same goal as himself, and the four of them worked together to complete this impossible task. Afterwards, everyone parted ways. Yimeng thought that he had regained his freedom, but little did he know that a huge conspiracy had already enveloped him and the nightmare had just begun...