Lin Yu, a man with a mysterious past, is codenamed Ye Xiao. He was once an excellent special forces soldier who experienced life and death on the battlefield. After retiring from the army, he originally wanted to live a peaceful life. However, a sudden disaster broke his tranquility. His relatives were involved in a bizarre crime and were eventually killed. In pain and anger, Lin Yu decided to find the murderer himself and embarked on the road of revenge.
