The 1999 brutal double-murder of two beloved pianists, Tom Whitney and Larry Wong, a gay couple, rocks a tranquil Irvine neighborhood. After weeks of twists and turns, the hunt for the killer leads detectives to the strangest of suspects.

Well-known school board president, wife and mother Janet 'Jan' Overton, battling a mysterious illness, collapses and dies in her driveway in Dana Point in 1988. But when the coroner reclassifies her death as a homicide, investigators must unravel the cause behind her baffling demise.

A Taiwanese jet-setting tech millionaire Jim Peng finds himself at the center of the 1993 double murder investigation of his much younger Chinese girlfriend Ranbing 'Jennifer' Ji and their baby boy Kevin in Mission Viejo. But what detectives uncover shocks everyone – including the tycoon in the middle of it all.

When wealthy Buena Park entrepreneur Jimmy Casino is violently executed and his girlfriend, Shelly Fisher, is raped on January 2, 1987, investigators are faced with a mystery that spans decades. Detectives ultimately uncover a web of murder, mayhem, and mobsters.

Three people - Bill King, his wife Renee King, and friend Clyde Oatts - are brutally gunned down in the Kings' gold coin shop in swanky Newport Beach in 1989; Bill King was shot multiple times, once in the head, but eventually was the only survivor while the other two died at the scene. With little to go on, detectives slowly piece together a murder plot that didn’t exactly turn out as planned.

The promising trajectory of 17-year-old Diego Gonzalez from the city of Orange is cut tragically short when he is found shot to death and burned on a desolate road in 2003. Investigators must figure out who wanted this rising star athlete dead – and why.

The disappearance of 62-year-old divorcee and mom Carolyn Avdeef in 2005 sends her Lake Forest neighbors and loved ones into a tailspin. The search for answers leads investigators through three states with a dramatic conclusion no one saw coming.

Detectives get caught up in a dangerous game of cat and mouse when a young couple is brutally attacked in an upscale Placentia neighborhood.

Investigators uncover unusual suspects and an even more unusual motive after a local Santa Ana jewellery salesman goes missing and is presumed dead.