The Eight-Year-Old Taoist Priest Came Down the Mountain, and the Wealthy Family Exploded

The male protagonist looks only eight years old. He wears an old Taoist robe and carries a rag bag, but he speaks in an old-fashioned way. His wealthy relatives initially regarded him as a country boy. A country bumpkin, it turns out that he can ward off evil with a random talisman, read Feng Shui at a glance, and calculate the company's crisis with a hexagram. The two sisters have been in " Whoever dares to bully my brother, I will do it to him" model of protecting his younger brother.