Investigates the death of single mother Michelle O'Connell, who was found dead from a gunshot wound after breaking up with her deputy sheriff boyfriend.

A new threat has enshrouded the neon streets of Sin City, and it's going to take some familiar faces to stare it down.

For Aaron Falk, going back home is not going to be easy. After all, with the area facing an extreme drought, everyone is in a constant state of alert. It is against this strange backdrop that Falk stumbles into a mystery that is four decades old. Many years ago, a teenage girl died under mysterious circumstances. And the more that Falk investigates this cold case, the more he realizes that it may have something to do with the town's more recent tragedies....