After Ye Wenjie sent a message to the Trisolarans through the sun, the news of the Trisolarans' invasion of the earth quickly spread. Humanity has used many plans urgently, among which the Wall-Facing Plan was a great plan that transcended its time. However, ignorant humans have pushed the fate of mankind into the abyss again and again... In the darkness, the Zeros are observing everything with interest...
Intent: Trisolaris Iron Powder