How can a person "seem decent" but be so brutal and kill someone? Maybe, Playboy models is a curse? - playboy playmates with breast implants

I mean the murder of Jasmine Fiore. She was a Playboy model and was found brutally murdered, is to identify the serial number of your breast implants! The E! played a special channel, the curse of Playboy model and how they were killed after appearing in Playboy! Dorothy Stratten, Anna Nicole, Jayne Mansfield, Marilyn Monroe and other playmates. Perhaps beauty is a curse? "Megan" is a type that does not do with Ryan Jenkins! I know that "Megan" Fear!