The person who worked herself to death was this body's mother. Even if a lot of it had been lost, the remaining shouldn't be used by the cheating trash couple and their offspring.
Naia arrived at the villa area after about half an hour. She found a secluded place outside and hid her car. Villa communities were gated and had security guards. She'd rather not leave any traces there.
Speaking of which, this was the perfect time to sneak into the house, wasn't it?
The old man was in prison, the daughter was in a holding cell or an interrogation room somewhere, and the son was likely partying at a bar (a bad reputation wouldn't make him hide away; it'd make him more desperate to show his face).
Even if there were still servants, it should just be a few. Who knows if their salary had been delayed, either.
