After a successful Korean-American business owner is killed during a home invasion, detectives believe his murder could be tied to a string of Philly crimes against businesses, until they uncover that the mastermind is someone much closer to home.

When a hospital employee is found mysteriously dead on a Center City sidewalk, detectives uncover surveillance footage of the murder that leads straight to the doorstep of a suspected serial killer who may be tied to a string of unsolved crimes.

The violent murder of a young newlywed in the outskirts of Philadelphia confounds investigators for decades until the perseverance of detectives, combined with new technology, reveals her killer was closer than anyone anticipated.

When a beloved Philly radio personality is mysteriously killed in her lavish Shore home, the years-long investigation reveals a dangerous undercover informant, an intricate murder-for-hire plot, and a vast trafficking conspiracy.

A young woman is found strangled and posed in the notorious Kensington neighborhood. When more victims are found assaulted in an eerily similar fashion, detectives race against the clock to find the perpetrator before he strikes again.

After a talented artist and musician goes missing, the investigation into his disappearance leads to a gruesome discovery in a historic Philly cemetery, revealing a sinister series of events.

The stabbing murder of a 20-year-old woman in the suburbs of Philadelphia stymies detectives until a series of eerily similar murders six years later reveals a killer that has been hiding in plain sight all along.

A secretary is found shot in the head inside a suburban Philadelphia church, putting the close-knit congregation on edge; as gossip and theories swirl, detectives unfold a strange tale of jealousy.

After a Philadelphia DJ is found brutally killed in a radio station parking lot, it sends shock waves through Philly's close-knit Puerto Rican community. Detectives untangle a web of deceit that proves the old adage that blood is thicker than water.

When a college student and exotic dancer is found dead after being thrown from a bridge, detectives investigate the controversial players in Rachel's double life and come up with a killer they never imagined.

When a police officer discovers a dead body in a taxi, detectives rely on surveillance footage from across Philly to piece together the mystery of who committed the murder, and the twisted reason why.

When a Costa Rican computer programmerin search of the American Dreamis found dead in his bathtub, detectives dive into a complex web of love, betrayal and organized crime, uncovering an unimaginable motive behind his brutal murder.