The seemingly perfect life of the suburban housewife Sarah begins to fall apart when she finds out that her husband is cheating on her with her best friend, Charlotte. As she teams up with a group of women, she sets out to have her revenge.
As Sarah, along with the Bad Mothers, struggle to prove Antons' innocence and find Charlotte's killer, Bindy's parents intervene to help her.
In order to find proof against Kyle, Sarah puts herself in harm's way. As Anton is about to lose his bistro, Danielle offers to help him out. Bindy is struggling to juggle having fun and being a mother.
As Sarah fights to clear Anton's name, she finds a new lead in Charlotte's case. Maddie is doing her best in order to have custody of her son.
When Sarah and Kyle make a shocking discovery, it brings them closer to finding out who killed Charlotte. As Bindy attempts to help Maddie with her love life, her plan backfires.
Maddie begins to lose control as the custody battle with Jesse gets more intense. Sarah decides to pull out all the stops in her quest to uncover the truth.
After her husband is released from jail, Sarah finds herself in a tough spot. Bindy gets in trouble when the father of her child deceives her. Maddie makes a bold move regarding her romance.
As Sarah and the Bad Mothers get closer to finding Charlotte's murderer, they come up with a plan to catch him. Danielle finds out that she's pregnant. Sam gets his job back with Bindy's help.