A riveting police drama about the men and women of the Chicago Police Department's District 21 who put it all on the line to serve and protect their community. District 21 is made up of two distinctly different groups: the uniformed cops who patrol the beat and go head-to-head with the city's street crimes and the Intelligence Unit that combats the city's major offenses - organized crime, drug trafficking, high profile murders and beyond.

Erebus centers around the Gorham House, a mysterious old hotel with a torrid history of violent occult activity, as well as supernatural, and paranormal. Seeking to document the hotel for a new book, Samantha and Benny, journey to investigate the hotel, learning of its terrifying history along the way by relaying three horrifying tales of its previous owners.

Villanelle tells the story of a hard drinking but honorable, down on his luck, Travis Burke. After a storied career as Boston Police Detective taking down high profile criminals, Burke has an indiscretion and is compelled to leave his life behind. Making the difficult decision to stay in law enforcement, Burke acquires the position of Chief of Police in the township of New Shoreham.

Jack Fox, a burnt out detective, is being forced into early retirement, as the worst serial killer since the Boston Strangler begins a killing spree through the streets of Salem. When detective Steve Ryan moves to town with his family, Jack is torn between a life of retirement and sanity or helping rookie detective Ryan in his quest to solve these killings that are haunting the people of Salem.