Technology Saves the World: but I Really Want to Become an Immortal

The mysterious barrier was broken, but two unrelated universes were accidentally opened up. The collision of fantasy universe and scientific universe start from here And this is the earth The moment the barrier is destroyed, will we slaughter the world or live in peace... When the earth was being destroyed, Yu Xin traveled to the world of immortality 12 years ago. How to save the earth? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.