Shutterstock / Youtube @Law&Crime Network Composite
The private investigator hired to probe Celeste Rivas ' death case has made a harrowing revelation -- he thinks there was a "sadistic" plan made to "get rid" of the teen.
Check out Steve Fischer 's interview on "Law&Crime Sidebar with Jesse Weber" -- he says the purported "scary" plan didn't have to do with how she died, but how her body was to be dumped following her death.
He says he can't spill much ... but thinks the original plan went wrong at some point, and that the Tesla where her dismembered corpse was found in early September was supposed to be a holding spot.
Steve -- who was hired by the owner of the $3.6 million Hollywood Hills home singer D4vd -- who is linked to Celeste -- was renting when her rottin