I Went Back to the Village to Keep My Filial Piety to My Grandfather, and I Became the Yin Yang Medical Fairy.

[The introduction is weak, let's move to the main text, thank you! Zhang is also a top student at a medical university. He was raised by his grandfather without a father or mother since he was a child. After graduation, he stayed in the provincial hospital to work. However, when his grandfather passed away, he returned to the village and resigned from his job to observe mourning for three years. I don't want to awaken the inheritance of "Yin Yang Medical Classic", obtain the skills of Zhang family ancestors for hundreds of generations, and directly break the mirror and become a Yin Yang Medical Immortal. Once, when he returned from a medical visit to the widow Su Man's house in the same village, he accidentally rescued Bai Linglong, a little fox in disguise. From then on, he realized that the world is not simple. In the bustling crowd, what you may see is not a human being, but a cultivator may be beside you. This world is already weird and weird, but we just don't know it! Since then, Zhang has embarked on a different life...