FBI (Mariah Stewart) Books in Order

Mariah Stewart's FBI novels form an extended web of romantic suspense stories built around federal agents, profilers, and the people who cross their paths. Some are stand alone books, others are grouped into tighter arcs, but they all share a focus on high stakes investigations and the cost of living with danger.

At the center of many of these stories is the idea that a case is never just a case. In Until Dark, for example, FBI sketch artist Kendra Smith has spent years helping victims and witnesses remember the faces of attackers. When she is pulled into the hunt for a killer the press has nicknamed the Soccer Mom Killer, she is forced to revisit the unsolved kidnapping of her own brother while she works alongside Adam Stark, an agent with whom she has unfinished business.

Other books introduce agents whose lives are reshaped over the course of several series. The Dead novels follow Aidan Shields, Miranda Cahill, and Anne Marie McCall as they chase killers tied to a deadly prison vow. The Truth books pair local detectives and FBI partners as old murders resurface in Jersey shore towns and rural Pennsylvania. In the Last trilogy, members of the Shields family and their colleagues confront wrongful convictions, ritualistic crimes, and threats that spill over into the quiet Chesapeake community of St. Dennis.

Forgotten carries the thread into a particularly haunting cold case. Agent Portia Cahill is assigned to interview an imprisoned child killer who once traded information on his victims for leniency. When new remains are found in a field, she teams up with the attorney who defended him, James Cannon, to uncover how many children were truly lost and who is still in danger.

What ties these books together is not only the FBI badge but Stewart's interest in aftermath. Survivors, witnesses, and families are given as much weight as the agents themselves. Romance develops slowly in the middle of interviews, stakeouts, and courtroom risks, and the work the characters do is rarely clean or simple.

The tone across the FBI novels is serious and suspenseful, but the stories lean more toward psychological tension than graphic crime scenes. Readers who enjoy following a loose network of agents from case to case can move through the Dead, Truth, Last, Mercy Street, and Forgotten books in order, while those who prefer to dip in can easily treat each title as a complete story about one investigation and one hard earned happy ending.