While on tour, a Naval wife carries a secret with her that might make their life explode at the seams.

'Fatal Vows' experts Stacy Kaiser and Dr. Brian Russell talk about the role stress can play in a relationship as well as how long you should know someone before getting engaged.

When marriages fail, divorce can turn ugly and even deadly. What was once a passionate union turns to spite, greed and betrayal. Fatal Vows explores marriages so broken that one spouse is driven to murder as the only way out.

Stacy and Brian explain why it's important to be open and honest about finances - and how it can clue you in to other areas of life.

A mystery gunman blows away Gulam Moonda at a highway pitstop, but was the murder fueled by the affair his wife Donna was having?

'Fatal Vows' experts Stacy Kaiser and Dr. Brian Russell talk about Michel's lack of a sex drive for Tanya and how it effected their marriage and the factors that might contribute to it.

Donna and Gulam Moonda are the envy of many. She's an all-American girl and he's a wealthy doctor. Their romance thrives, until a mystery gunman blows away the facade of perfection.

Chris Pugh seems to have gone off the deep end, and is enraged at the thought that his wife is having an affair. His thoughts might just turn into actions.

Chris and Karon Pugh seem like a model working class couple living in a small seaside town. The neighbors admire their spotless house, and busy schedule. But the clean house hides some very dirty secrets that will result in unimaginable violence.

Dr. Brian Russell and Stacy Kaiser explain how unhealthy any kind of physical aggression can be, what red flags are, and how social media is used to harm an ex.

Stacy and Brian provide tips for how to deal with gambling addiction - and explain how it can get out of control.

When marriages fall apart, they can turn ugly… even deadly. Fatal Vows presents true stories of marriages so broken that one spouse chooses murder over divorce as their way out.

When Zack Bowen charms 29-year-old bartender Addie Hall, not even Hurricane Katrina can tear their love apart. But after the dust settles on The Big Easy, violent cracks in the relationship start to show.

Rachel Entwistle thinks her husband Neil is Prince Charming. But behind closed doors, the family man has a taste for sex and porn. Neil tries to keep his double life a secret, but the pressure becomes too much for him to bear.

When Mary Thompson meets Will Jordan, she thinks she's found the perfect man. But Will's revelation that he's an undercover CIA agent draws Mary into a web of lies.

When a woman is nowhere to be found, her family and friends know something is up.