Sarah’s perfect life as a GP, wife and mother is shattered when she discovers her husband is having an affair. Then her best friend is found murdered and Sarah’s husband, Anton, is arrested. She finds unlikely sisterhood and support in a ragtag group of outsiders.
The Bad Mothers hatch a risky plan to trap Charlotte's killer and prove Antons innocence. With her husband facing a health crisis, Danielle is shocked to discover she is pregnant. Bindy helps Sam win back his job in the police force.