Over a hundred years in the future, it's a world where supernatural beings live and work among humans. Of course, the government has forced them to take the Undead Oath in order to gain citizenship; they must not prey on humans for food. They're given tasks in jobs suited for their species, but just as among other minorities, they must struggle to prove themselves. As if dealing with racial prejudice isn't enough, there is also a criminal element, just as there is with any group of beings living in society. The Dallas Police Department has introduced an elite new squad made up of Undead officers and detectives. This unit is dedicated to solving crimes involving Immortals. Headed by veteran detective Lacey Anderson, can the Undead Unit overcome its obstacles, both internal and external, or will it be doomed to failure? Detective Lacey Anderson of the Dallas Police Department is heading up a new elite squad dedicated to solving crimes involving Immortal species like herself. Lacey, a Vampire left for dead hundreds of years ago when her family was slaughtered by Werewolves, still has nightmares about the grievous ordeal. Detective Colton Scarber is her unwilling partner and second-in-command. He's a Werewolf, a descendant of those who killed Lacey's coven mates, a fact unknown to Lacey, who already doesn't trust him from the start. When the symbiosis of the team is threatened, can they learn to trust one another as partners must, or will the Undead Unit be doomed to failure? A mysterious suspect along with strange physical evidence leads them to solve a case spanning decades, and leaves Lacey with no other choice than to rely on Colton when her very life is in danger