Protectors at Heart Books in Order
Part ofJenna Kernan Books in OrderThis page lists the Protectors at Heart books by Jenna Kernan in order, with quick summaries, series background, and help choosing where to start.
Last updated: July 9, 2026
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Protectors at Heart books in publication order
4 books
Adirondack Attack
by Jenna Kernan
2019
High in the Adirondacks, danger comes from both the landscape and the people hiding in it. As the threat closes in, two wary allies have to work together long enough to uncover who is hunting them and why.
Dangerous Conditions
by Jenna Kernan
2019
Deputy Logan Lynch is not expected to do much in his small-town post, until a hit-and-run opens a real case. His injuries change how he sees the world, and that unusual perspective may be the key to catching a killer.
Defensive Action
by Jenna Kernan
2019
A planned biological attack turns an intelligence handoff into a deadly chase through the Adirondacks. An experienced operative and the woman who becomes his unlikely partner have to trust each other fast, or a much larger disaster will land first.
Warning Shot
by Jenna Kernan
2019
A sudden act of violence pulls two determined people into the same investigation, and the closer they get to the truth, the worse the danger becomes. In border country, the next shot will not be a warning.
Protectors at Heart books in chronological order
Series background & context
Protectors at Heart is Jenna Kernan in romantic suspense mode, fast, tense, and built around capable people who have to perform under pressure. The series is set in the Adirondack region of New York and along the US-Canadian border, which gives the books a distinct feel right away. There are forests, lakes, remote roads, small towns, and enough isolation to make any threat harder to contain.
The setting is half the suspense.
Each book follows a new couple, but the stories are tied together by the kind of people Kernan likes to write well: operatives, deputies, investigators, veterans, and women who start out looking like outsiders or liabilities and then prove otherwise. The dangers vary from book to book, but they all arrive with force. In Defensive Action, the trouble starts with intelligence about a biological attack. In the later books, the stakes shift toward local violence, hidden enemies, and the sort of cases that seem smaller until suddenly they are not.
That mix is what gives the series its momentum. Big external danger sits right beside personal damage. One hero may have years of field experience. Another may be carrying injuries that changed his life and the way people see him. The heroines are not standing around waiting to be saved, either. They are part of the puzzle, part of the risk, and often part of the solution.
What links the books most strongly is the idea in the series title itself. These are protectors, but they are also people with emotional lives they cannot keep sealed off forever. The romance does not slow the suspense down. It complicates it. Trust becomes part of survival. Attraction becomes a weakness, and then sometimes a strength.
If you like romantic suspense with mountain settings, border tension, and heroes who have to earn every bit of personal happiness, Protectors at Heart is a solid bet. The books move quickly, but they still leave room for character, chemistry, and the bruises people carry with them.
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