I Just Got into Military Academy, and Now My Old Man Is Making a Comeback at the Chinese Academy of Sciences

【At thirty-eight, you have nothing to show for your life. After quitting your research institute job, your faith is shattered. Now you've returned to your alma mater, overwhelmed by emotion. You pick up the dream you once abandoned and decide to pursue research again, making a comeback at the Chinese Academy of Sciences!】 【Mission: Pay close attention to an entire lecture!】 【Reward: Particle Accelerator Cannon technology development plan x1】 Shen Yu, newly admitted to military academy, is sitting in class when he stares at the System panel in bewilderment. Isn't he only eighteen? How did he become a washed-up old man with a shattered faith? He can't stop complaining to himself, but the particle accelerator cannon technology plan is just too tempting. Fine, he can be an old man. This System is amazing! “So here's the question: should I develop an aerospace carrier or space-based weapons next?” Also known as: “The Air Force Gets a Sixth-Generation Fighter, So There's Nothing Wrong with the Army Getting Mechs, Right?” and “An Old Man Makes a Comeback at the Chinese Academy of Sciences? I Am the True Lord Who Reveals the Wonders of Technology!”