Principal Xu grabbed her hand. "It's ok, Ran Ran. This isn't related to you. When Elder Cheng died, I knew that I wouldn't have much time left. In reality, I have let you down before. At the start when your grandfather was chased out of Continent M, Beijing, and the physics world, the Xu family just watched, and I have felt guilty about this for many years. Your grandma was so disappointed that she didn't want to return to Beijing. Now, I've finally found a chance to make it up to them…"
Thinking about this, his grip tightened. "My calculations were wrong. I thought that those people wouldn't go after you since so many years have passed and only Fang Zhenbo would be your enemy after you became the heir of the Research Institute…
"Ran Ran, promise me that you will refine your grandfather's research and introduce it to the world. You're his only descendant, so don't be impulsive. Otherwise, all of our sacrifices will be in vain!