Mindy Morganstern refuses to let anything, even a devastating Muscular Sclerosis diagnosis, defeat her. So when she's brutally killed, it's her refusal to go down without a fight that could be the key to solving her murder.

After the body of Brittany Clardy is discovered – frozen solid, in the backseat of her car – it's the discovery of a mysterious burner cell phone that reveals a secret life, and a list of suspects that may include a budding serial killer.

Morgan Fox is a model employee with a bright future, but when she's found shot dead in a car just outside her own front door, investigators hope Morgan's own words can determine if she's the victim of a toxic coworker, or someone closer to her.