The Cold Case Squad has a problem: Someone won’t stop taunting Detective Everett Larkin. He’s been able to apprehend some of the worst criminals to ever stalk the streets of New York City, thanks in great part to forensic artist and boyfriend, Ira Doyle, but after their last case, events have taken a turn for the worse. A body recovered from the Hudson River bears a message addressed to Larkin and another token from Victorian mourning culture.

When an infant is taken from his carriage in broad daylight, missing persons detective Quaid Valor must race against the clock to find the child and bring him safely home to his family. Unfortunately, Quaid’s partner isn’t available, and his team is spread thin. Begrudgingly, Quaid must accept the help from his rival, homicide detective Aslan Doyle. Aslan is Quaid’s opposite in every way. He’s bold, outspoken, arrogant, and the office playboy. And much to Quaid’s chagrin, Aslan seems to have set his sights on Quaid as his next conquest.

SSA Rain Christiansen used to be the agency's golden boy. It just takes one moment of weakness, one tiny paranormal sighting, and all of a sudden, he's the agency's embarrassment. His boss gives him one last chance to redeem himself - go down to Brickell Bay, play nice with the local police, and leave the ghost sightings behind. Rain is determined to do exactly that, even if it kills him. Cold-case Detective Daniel McKenna's latest investigation is going nowhere fast. Daniel is glad to finally have the FBI help his department requested, even if it does come in the form of his ex. 

When the gods come calling, you don’t get to say no. Patrick Collins is three years into a career as a special agent for the Supernatural Operations Agency when the gods come calling to collect a soul debt he owes them. An immortal has gone missing in New York City and bodies are showing up in the wake of demon-led ritual killings that Patrick recognizes all too easily from his nightmares.

Hunting for big bad wolves was never part of Agent Cooper Dayton's plan, but a werewolf attack lands him in the carefully guarded Bureau of Special Investigations. A new case comes with a new partner: ruggedly sexy werewolf Oliver Park. Park is an agent of The Trust, a werewolf oversight organization working to ease escalating tensions with the BSI. But as far as Cooper's concerned, it's failing. As they investigate a series of mysterious deaths unlike anything they've seen, every bone in Cooper's body is suspicious of his new partner....