In the future world, the alien force "Abyss" invades the earth, and human civilization is on the verge of destruction. Survivor Li Hao accidentally joined the resistance, grew up rapidly in the battle, and fought side by side with the mysterious female warrior Anna. As the war progressed, he discovered a hidden conspiracy within the resistance. Feng Jin's betrayal, Bai Chuan's mysterious identity, and the Abyss clan's ultimate plan gradually surfaced. After experiencing a life-and-death battle, Li Hao led the remaining forces to launch a decisive battle against the enemy's core base. However, the real darkness is far more than what meets the eye. The final ending is full of reversals, and the ultimate truth concerning the survival of the earth is about to be revealed...