A couple who tragically lost their son are thrilled when a family with two boys moves in across the street. But the relationship soon sours, engulfing all of them in conflict, accusation, and finally a deadly shooting.

After her husband dies suddenly, a woman becomes the relentless target of her overly flirtatious neighbor. When her brother moves in to protect her, he's put on a collision course with the neighbor that will only be resolved with bloodshed.

A decorated police officer and single father relies on his kind and generous neighbors to help care for his beloved daughter. When she accuses one of them of molesting her, anger boils over, all hell breaks loose... and blood flows in the streets.

In peaceful Alden, New York, Helena Sindrewicz and husband David Ward have built the house of their dreams right beside Sindrewicz’s childhood home. Her brother Andrew still lives in the family home where he tends their ailing mother, Anneliese. All is well between the neighboring siblings until their other brother, Raymond, returns after many years away and moves in with Sindrewicz. Old tensions and grudges erupt between the brothers, and things get ugly, threatening, even physical. When Sindrewicz finally decides to sell the family home out from under Andrew, he brings their civil war to a shocking, fiery conclusion.

An industrious woman and an ambitious man become neighbors when they buy adjoining houses. Both intend to restore the derelict homes to former glory, but when one of the renovations falls badly behind, it leads to conflict and a shocking murder.

Both families would regret ever laying eyes on one another.

Things take a turn for the worst when a less than desirable tenant moves in.

Laron and Barb begin to believe that it wasn't just self-defense - their neighbor was a cold-blooded murderer.

Although she has been thrown out by her husband, an unstable woman continues to feud with her former neighbors and makes threats that involve a bomb.

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A family want their neighbor to pay the medical bills for their son when he is attacked by his dog, but seeing as it happened on the neighbor's property he feels otherwise. Tensions begin to rise...

A family's life becomes hell when their creepy and reclusive neighbor keeps making untrue claims against them, with the legal actions stacking up it wont be long before they snap.

This is actual footage of what happens when feuds between neighbors spiral out of control.

Neighbors go to war when an older man obssesses over the boundary lines of his property and wont let his neighbors anywhere near it.

An older man obsessed with his property lines soon learns that his neighbor's dock is actually on his property, and wants it moved immediately. His neighbors aren't going to go down without a fight.

A man explodes furiously on a neighbor who tried to let herself into his house at 1am, with a man, claiming she had sinister motives in mind. The confrontation soon turns ugly.

In the rolling hills of Lenoir, North Carolina, retired Vietnam veteran Roland Younce sells off a patch of his land to Tony Moore and his young family to build their forever home on. Unfortunately, things turn ugly.

After her husband dies suddenly, a woman becomes the relentless target of her overly flirtatious neighbor. When her brother moves in to protect her, he's put on a collision course with the neighbor that will only be resolved with bloodshed.

Neighbors go to war when an older man obssesses over the boundary lines of his property and wont let his neighbors anywhere near it.

Get a sneak peek and watch original audio and video footage that was recorded during the neighbor disputes. The all-new series premieres Monday, April 14th at 10/9c. Only on Investigation Discovery.

An industrious woman and an ambitious man become neighbors when they buy adjoining houses. Both intend to restore the derelict homes to former glory, but when one of the renovations falls badly behind, it leads to conflict and a shocking murder.

A man explodes furiously on a neighbor who tried to let herself into his house at 1am, with a man, claiming she had sinister motives in mind. The confrontation soon turns ugly.

Two neighboring Omaha mothers turn from friends to foes in a vicious spat. Allegations of harassment, vandalism, assault and even child neglect are filed, but without evidence the police can do very little to extinguish the hatred simmering betwe ...

The Phillips' family moves to a quiet seafront town in Maine to escape a crime wave in Indiana. But their dream home comes with a not so dreamy ex-military neighbor named Richard Uffelman.

A family's life becomes hell when their creepy and reclusive neighbor keeps making untrue claims against them, with the legal actions stacking up it wont be long before they snap.

A decorated police officer and single father relies on his kind and generous neighbors to help care for his beloved daughter. When she accuses one of them of molesting her, anger boils over, all hell breaks loose... and blood flows in the streets.

A couple who tragically lost their son are thrilled when a family with two boys moves in across the street. But the relationship soon sours, engulfing all of them in conflict, accusation, and finally a deadly shooting.

What do you do when you fear for your life and the person at the end of the 911 line is the one you need protecting from? Two Altadena families are unlucky enough to find out when an LAPD cop moves in next door.

An older man obsessed with his property lines soon learns that his neighbor's dock is actually on his property, and wants it moved immediately. His neighbors aren't going to go down without a fight.

An elite California Lakeside Community is rocked to its core when two well-to-do gentlemen go to war over an 18-inch property line discrepancy. One neighbor takes the dispute to new levels when he hires a hitman to permanently solve the problem.

Although she has been thrown out by her husband, an unstable woman continues to feud with her former neighbors and makes threats that involve a bomb.

A family want their neighbor to pay the medical bills for their son when he is attacked by his dog, but seeing as it happened on the neighbor's property he feels otherwise. Tensions begin to rise...