(Group portrait + no system + family cultivation + the protagonist is the soul)
Note before reading: This article tells the history of family struggle, so the possessed family characters may die naturally or unnaturally, and there are a lot of evil cultivators in the family.
Zhang Wudu traveled to the world of immortality and transformed into a soul without a body to use. He discovered the technique of possession, and anyone who comes into contact with him or the possessed individual will be possessed by him. So Zhang Wudu possessed an Orion and began to form a family of evil cultivators. In this vast world of cultivating immortals, great changes will eventually come.
