"Your complexion looks much better. Young Master Chen, you should still cultivate your inner energy more." The old man smiled and said, "Since that's the case, I won't stay long.",Well, after all, it's a life-saving grace. I should repay it first. A doctor's heart is like a parent's; it's their business, but it's still my responsibility. The troubled times are coming soon. If my father-in-law has an accident, I won't be able to repay him even if I wanted to in the future.,Chen Xi carefully reviewed all the historical materials and finally determined one point: history had already begun to change during the Warring States period four hundred years ago.。