From Chelsea’s “Stay Gold” necklace to the Ratliffs’ matching Rolexes, there may be more to these pieces than meets the eye.

The Residence is one of the latest murder mysteries on the block. But make no mistake, as it is not a typical whodunit.

In most cases, it’s a sign of severe mental illness or drug use. People who are very depressed, traumatized, or schizophrenic ...