Rampaging serial killers leave carnage in their wake as their next victims fight to stay alive in this horror anthology series. The first season, "The Executioner", centers around Sarah Bennett who, with husband Dylan, moves back to the town of her birth, Waterbury, and into her parents' former home where them were murdered. The second season, "Guilty Party", is centered on a group of former summer camp counselors who return to an isolated campground in order to bury the sins of their past, before being targeted, one by one, by an unknown killer. The third season, "Solstice", centers around a group of neighbors who are targeted by a mysterious killer known as "The Druid" during the summer solstice period, due to their complicity in not saving a murder victim, in the previous year, who later wounded up being killed in front of their apartment complex.

The chaotic and violent struggle to control wealth and power in the North American fur trade in the late 18th century. Told from multiple perspectives, Frontier takes place in a world where business negotiations might be resolved with close-quarter hatchet fights, and where delicate relations between native tribes and Europeans can spark bloody conflicts.