My Grandfather Is the Judge of the Underworld

Grandpa said that he had no progeny because he revealed too many secrets. When I was 5 months old, I was picked up by a nine-tailed fox at the door of my grandfather's house. From then on, I followed my grandfather on the path of Yin and Yang. I wanted to sign a Yin-Yang contract, but Grandpa was shocked. I was no longer a Yang person? "Jiang family boy, as long as I'm here, you won't die." The Fox Fairy stood in front of me and said softly, holding a baby's body in his arms...