Monk steps out of retirement as his stepdaughter's wedding turns tragic when her fiancé dies in a bungee jumping accident.

Publisher Will Atenton quits a lucrative job in New York to relocate his wife, Libby, and their daughters to a quaint town in New England. However, as they settle into their home the Atentons discover that a woman and her children were murdered there, and the surviving husband is the town's prime suspect. With help from a neighbor who was close to the murdered family, Will pieces together a horrifying chain of events.

The gorgeous and charismatic Bo is a supernatural being called a succubus who feeds on the energy of humans, sometimes with fatal results. Refusing to embrace her supernatural clan and its rigid hierarchy, Bo is a renegade who takes up the fight for the underdog while searching for the truth about her own mysterious origins.

Major real-life air disasters are depicted in this series. Each episode features a detailed dramatized reconstruction of the incident based on cockpit voice recorders and air traffic control transcripts, as well as eyewitnesses recounts and interviews with aviation experts.