C650 Grandpa Leng and Dio's past Disputes

"Yes, Dior wanted me to help him research medicine that could restore his looks and restore his immortality, so he brought me here as well. "But grandfather, I can guarantee that I didn't kill Leng Zexi, I was also framed. I really don't know who did it, but I think Young Master Leng will be able to investigate and find out and return my innocence