Graduation Project, Start by Building a Nuclear Reactor

Ren Changping traveled to a parallel universe and successfully bound a technology tree! ! As a fat nerd in his previous life, he just wants to continue being a fat nerd after finishing college! When you have no money, sell the technology on the technology tree. Travel around the world when you are bored, This life is exciting just thinking about it! ! But the system suddenly told him, Your world is going to be destroyed by the Zerg! ! I? ? ? What a joke! ! ! Can we still have fun together? ? . . . . . . This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.