I Started Traveling Through the Battlefields of the Three Kingdoms to Build Mechas

On the day of the high school entrance examination, Luo Zhan overslept. As a result, he scored 300 points and could only go to a technical school. After being bullied in a technical school, he fought back hard and beat up the principal's son. He was expelled from the technical school and accidentally traveled through time and accidentally entered the battlefield of the Three Kingdoms to build mechas. Occasionally obtain the "Affirmation System" ability to soar. At this time, the repair of the loopholes in the universe failed, the system collapsed, the magnetic field of the earth's north and south poles reversed, and the prehistoric giant flood struck. The dark forces from the alien planet took the opportunity to invade the earth...