Hailey Langley refuses to be a victim and has moved on from her traumatic past. But her marriage problems worsen when a deadly illicit drug threatens to draw her into the life she left behind. Mark Langley has allowed his job to interfere with his marriage, but he never suspected the secrets in Hailey's past might hold the key to solving both of his current investigations. Together, they must unravel the mystery of the drug called Euphoria and find a way to save not only their marriage, but countless lives, before it's too late.

Hailey Langley and her children struggle to cope with the shocking and mysterious death of her husband Mark. Her teenaged son is rebelling, and Hailey is dealing with physical and mental challenges as well. Tom Parker, Hailey's former partner from the Special Crimes Agency, comes back into her life. He warns her to trust no one even as he tries to rekindle the flame that connects them. Everyone has secrets, even Parker, and some of those from the past threaten to destroy the present. Hailey fights to move forward after losing Mark, but she needs to figure out if she can trust Parker and risk taking another chance on love.