My Day in 300 Years

My name is Shen Shen. A college student woke up 300 years in the future. The world 300 years later has undergone earth-shaking changes. Human beings seem to have mastered a powerful power, which they call "star power", and they are also facing the invasion of alien races. "The great Lord will save his people, and we are willing to do our best to help him, even if it means sacrificing our lives!"