It's all just fun and games until someone dies.In a world where supernaturals and humans live side-by-side in peace, that peace can be suddenly shattered. That's when HSI (Human-Supernatural Investigation) comes into play.Agent Aletta Sheridan has been with the department for only a little over a month when she's handed a new case. A murderer is on the loose in Isenton and it's her job to track the killer down.Fiercely independent, Aletta is forced by her superiors to partner with another agent. With only a handful of clues to follow, will they be able to stop the killer before anyone else dies?