Extreme Special Forces

This book tells the story of a young gangster who wanders the streets all day long. By chance, he enters a special military training camp. Three years later, the whole city was shocked, but a crisis also followed. The betrayal of friends, the departure of lovers, the death of relatives. Our protagonist Zhang Yibai has since retired from the world, but the hardships have not let him go. He can only fight everyone until there is no one to fight against...