Season 1

Kimberly Mangrum always lived life in the fast lane, but when she becomes a stepmother, this biker chick becomes hell on wheels. She tightens her grip on the family, but no one is prepared for the path of murder and destruction she will leave in her dust.

Anita Smithey appears trapped in an abusive marriage, until Robert Cline comes along. After a fresh start with his family, Anita seems to feel safe. But she soon reveals a dark side to her new step kids. And the prey becomes the ultimate predator.

Growing up with a disfigured face, Patti Donahue feels like the butt of every joke. As an adult, Patti vows to get the last laugh. And when she marries an innocent father of three, she turns their lives into a world of deception, abuse and murder.

Sharon Nelson wanted it all: love, sex and money. When she sets her sights on a handsome doctor, it doesn't matter that he's married with children. Soon, she carves a devastating path filled with broken hearts, broken dreams and dead bodies.

When Sueanne Hobson weds a widower with a son, life seems perfect. But looks can be deceiving. Behind closed doors, Sueanne's relationship with her stepson is in turmoil. Before long, she decides the only solution is to make him disappear forever.

Nancy and her brother Tom were always curious about their mother's rich friend, Marjorie Congdon. But when she fully enters their lives, they become entwined in a series of bizarre crimes. Soon, Marjorie turns into the stepmother from hell.