In a turbulent and war-torn world, the protagonist Jack is a battle-experienced special forces soldier. His unit was sent to perform an extremely dangerous mission. However, serious accidents occurred during the operation. Teammates sacrificed one after another, and Jack was plunged into a desperate situation. In this chaos and despair, he discovered an amazing conspiracy, and he only had the last bullet left in his hand. This bullet is not only his hope for survival, but also the key to determining his fate and the future direction of the entire world. Jack must make a difficult choice under extreme pressure and decide where to spend the last bullet.
