Charles Ryder, an agnostic man, becomes involved with members of the Flytes, a Catholic family of aristocrats, over the course of several years between the two world wars.

Lena and Martin were once madly in love. But, like many marriages, time and circumstance eventually took their toll, and they decide that everyone's lives would be better if they got a divorce. Facing a daunting real estate market, the couple decide not to sell their house and to "Bird Nest" instead. The 'on-duty' parent will live in the house while the 'off-duty' parent will live in the detached garage. As Lena begins to dip her toes into the dating waters, Martin begins to see his own culpability in his marriage falling apart.

When marriages fall apart, divorce can turn ugly - even deadly. From blushing brides turned cold-blooded killers to smitten grooms with shocking dark sides, the criminal psychology behind deadly divorces is examined. Guiding viewers through actual stories of love gone wrong are psychotherapist Stacy Kaiser and forensic psychologist Dr. Brian Russell, who analyze each couple to better understand how the marriage turned from flawed to fatal. .

Think you know the person you married? Think again. These gripping true stories explore the wickedness behind the wedding and show the devastating consequences of what happens when people are betrayed by those who should love them the most.