Connecticut State Police Detective Wesley Dawson doesn't rest if the streets aren't safe. And right now, safety is paramount with a serial killer spiking fear in the men of the city as each new body surfaces. But something is eerily off. Once again, enlisting the help of medical examiner Ali Jensen is Wes' only option. But when all evidence points to the past, Wes and Ali are forced to delve into unsolved cases while teaming up with an unlikely ally to solve the crimes. With danger lurking at every turn, can Ali and Wes take down the serial killer before history repeats itself?