Lin Yu, a future physicist, traveled back in time to 2026 and led a team to achieve cold nuclear fusion ignition as a lecturer. The whole country was shocked and Jianghai University was upgraded to a key national defense university. He vigorously promoted school-wide AI integration reforms, and more than 99% of students voted to transfer to the new major. Later, he went to border defense and used nanorobots and bioactive scaffolds to repair the nerves of disabled soldiers. He also presided over the construction of the humanoid mecha "Gobi Bear" to attack the enemy camp at night, forcing the enemy to retreat hastily. After returning to school, I received a call from Wang Zhihai - the fourth-dimensional higher life appeared again, ending with suspense.
