I Became the Younger Sister of a Regretful Obsessive Male Lead - Chapter 71

So I’m guessing that she didn’t posses the body it’s just that she’s reincarnated and has her previous memories but each new life a new soul is made so there were previous Lucy’s too that looked like him maybe which is his current evil spirit (his ancestor) while the fl evil spirit is her ancestor which was a saint but also Lucy’s ancestor’s lover and they were in the same time zone but died and now want revenge and r trying to take the new bodies that’s looked like them in the past.