When an accomplice to a 2006 murder is gunned down in a neighborhood bar 3 years later, police suspect the nephew of world-renowned boxer, Larry Holmes, who waited patiently to seize his opportunity for revenge.

When an aspiring rapper is shot down in broad daylight after leaving a peace rally, Baltimore Police believe the murder is related to a shooting earlier that day, and their worst fears are realized as more revenge killings occur.

After a jealous ex confesses to committing deadly revenge on his romantic rival the victim's family worries he will get away with it because of an inadmissible confession and a circumstantial case.

After an anti-violence activist is gunned down in broad daylight, investigators uncover a twisted case of vengeance and mistaken identity thanks to wiretaps, cellular forensics, surveillance video and rumors on the streets.

After a deadly shooting is caught on camera, detectives need to employ multiple investigative methods to convict a suspect who took justice into his own hands, killing the wrong man.

When a man is shot in front of his children, his cousin seeks payback, sparking a months-long feud between two families; a back in forth battle of murder and arson wreaks havoc on the city of Toledo, Ohio.

When Ismail Lewis is shot and killed soon after an alleged domestic assault, authorities suspect the girlfriend; through their investigation they learn she did indeed seek payback, but it was not intended to be deadly.

After a woman miraculously survives 17 gunshot wounds, Bellwood, Ill., police, aided by witness statements and video surveillance, uncover a triangle of romance, rage and revenge.

In Florida, missing single mother Jennifer Johnson is found brutally murdered. All signs point to her on and off again boyfriend; whether her death is a random act of violence or a tragic tale of romantic revenge.

Detroit police are called to the site of an accident; they find father of six Jonte Brooks unresponsive at the wheel, but not from the crash, he's been shot. The investigation soon leads police to suspect his former girlfriend has taken deadly revenge.

After a gunshot victim is identified as a recent suspect in an earlier killing, northern Virginia police must determine if the crimes are somehow connected and if the deaths are random acts of violence or a more likely act of revenge.

Two months after Shavondes Martin is acquitted of a murder, he becomes a victim of gun violence in Waterloo, IA; while police are convinced the shooting was revenge, they and the rest of the community are shocked to learn his own cousin helped lure him to his death.

After Chance Gathers, a young man with a criminal record, is shot and killed in broad daylight in Syracuse, NY, investigators have to figure out if the shooting was random or if his death may have been the work of a player from his troubled past intent on payback.

When young expectant parents are found gunned down outside an apartment complex, Memphis police are shocked when the father-to-be's family members theorize the couple's deaths are the result of a dispute over bundles of hair.

After young parents to be are gunned down in Memphis, police are shocked to learn their deaths resulted from a vengeful dispute over bundles of hair; while certain they have their killer, the road to justice proves trickier than first thought.

When a Facebook post spawns a street brawl in Albany, NY, 22-year-old Maurice Skeen dies by a deadly stab to the heart. Despite multiple cell phone videos of the fight, investigators must struggle to pinpoint the vengeful perpetrator that struck the fatal wound.

After the death of a 9-year-old boy in Chicago, police feared that the usual tight-lipped culture would hurt their investigation. Turns out, people were more than willing to help identify the suspects who sought deadly revenge in broad daylight.

After a near fetal shooting at Georgia gas station, the suspects look to live out there 'Bonnie and Clyde' fantasy on social media, sparking a nationwide manhunt; authorities scrambled to capture them as the violence looks to be escalating.

After a potential suspect in an unsolved murder is found dead, police suspect the best friend wasted no time in seizing an opportunity for revenge; as pressure mounts, authorities dig into the past, uncovering a web of deceit that lies beneath.

Back-to-back homicide cases send detectives down a twisted cycle of street violence as a connection between the two men's deaths comes to light; is the investigation carries on, authorities most rely on social media to help them crack the case.

As a man leaves to get dinner for his family on a normal October night, he is struck down in a hail of bullets; as investigators delve into the man's connections, they find that revenge can sometimes make a victim of the wrong person.

After the murder of Adan Katami, investigators dig into his entrepreneurial relationship with Tikisha Upshaw; detectives learned their business relationship was recently strained, leading to an interesting connection to his murder.

Omaima Nelson's request for an ex-boyfriend's help disposing of her husband prompts a 911 call; investigators make a gruesome discovery of a bloody trashbag in her vehicle, finding human body parts.

When a star high school track athlete disappears without a trace in a dangerous Philly neighborhood, investigators follow the clues to discover a tumultuous home life and a mother out for revenge over her daughter's perceived disrespect.

After years of abuse, the news of an affair in Adrienne Davidson's marriage lead her to the edge of suicide; as the clock strikes midnight on New Year's Eve, Adrienne decides to start her new year off with revenge.

The 2008 NFL football season is barely underway when offensive lineman, Richard Collier is shot multiple times leaving him in critical condition; detectives fight to figure out who would want to murder one of Jacksonville's star players.

Upset after finding out that right after a break-up his ex-girlfriend had started talking to another man, Willie Bell takes matters into his own hands as he deals with grief in an explosive manner, using an unassuming disguise in a quest for revenge.

After a hard breakup, Landy Martinez is excited to move on and find new love but before he can do that, he is found dead in the bedroom of his St. Petersburg home. Investigators must untangle a web of digital clues to find out what happened to Landy.

Days before Halloween, police find Diondus Billings shot dead, a victim of an apparent carjacking; with little else to go on, police's search for the missing vehicle unravels a revenge murder plot with multiple suspects. [also shown as S3:50]

After young mother Latisha Frazier fails to return home from work, her parents take to the streets with flyers to find their missing daughter; as the investigation moves forward, the flyers are torn down and the family receives threatening messages.[also shown as S3:E51]

College turns deadly one night for two Murfreesboro roommates; unconscious and bleeding, Clantina Stewart is rushed to the hospital after she is found stabbed multiple times; detectives need to figure out what happened to her. [also shown as S3:E52]

A vengeful wife seeks more than her fair share when divorce threatens her lavish lifestyle; determined to make her husband pay, she instigates a deadly plot. Little does she know that the tables will turn and she will be the one paying the price. [also shown as S3:E53]

After Camran Collier is killed in his car, his loved ones hold a balloon release in his honor where his friend, Kolby Graham, is shot. Kolby dies at the hospital a couple days later; investigators find rumors on social media about both shootings. [also shown as S3:E54]

After two crime scenes leave investigators with no clues, no leads and no killer, police are stumped; it seems a jilted lover seeking her own payback is the only one that can stop the killer.

A young father is shot to death, seemingly the victim of a random shooting; as police investigate the killing and the series of events that led to it, they find that not all good deeds go unpunished.

After a rancher finds the body of a young man in his field, detectives' only lead is the last person on the victim's call log; days later, another body is found under similar circumstances.

After an off-duty officer hears gunshots in a parking lot, a young woman is left dead in her car; investigators learn that Donasia's ex-boyfriend, Justin Carroll, is out on bail after being charged with domestic assault.

An up-and-coming rapper is shot while preparing for a music video; as authorities look into the shooting, they learn of other shootings that happened nearby earlier that day; they find that the rapper's death was a case of mistaken identity.