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Rescue Ops Books in Order

Part ofDiana Gardin Books in Order

Find the Rescue Ops books by Diana Gardin in order, with short summaries, character notes, and where-to-start help for this Night Eagle romantic suspense series.

Last updated: July 5, 2026

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Rescue Ops books in publication order

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3 books

1

Mine to Save

by Diana Gardin

2017

Bennett Blacke never expected his first Rescue Ops assignment to be guarding hacker Sayward Diaz. When her father's hidden cartel ties put her in danger, sparks fly between them and every choice becomes more complicated.

2

Promise To Defend

by Diana Gardin

2017

Ronin has lived with grief and guilt since his wife's murder, until Olive Alexander unsettles the life he has kept carefully numb. When Olive is threatened and her home is ransacked, protecting her becomes the one mission he cannot fail.

3

Sworn to Protect

by Diana Gardin

2017

When Rayne Alexander returns after nine years away, the man she left behind can tell she is hiding something dangerous. Old feelings flare as he tries to protect Rayne, uncover her secrets, and stop the threat shadowing her.

Rescue Ops books in chronological order

  1. Book cover for "Sworn to Protect"

    Sworn to Protect

    by Diana Gardin

    2017Rescue Ops, Book 1
  2. Book cover for "Promise To Defend"

    Promise To Defend

    by Diana Gardin

    2017Rescue Ops, Book 2
  3. Book cover for "Mine to Save"

    Mine to Save

    by Diana Gardin

    2017Rescue Ops, Book 3

Series background & context

Rescue Ops is one of Gardin's clearest romantic suspense series, and it knows exactly what it is doing. The books follow operatives tied to Night Eagle Security, men with military or black ops backgrounds who are good at reading danger and bad at staying emotionally detached once the right woman lands in the middle of a case. Each novel works as a standalone romance, but the shared team gives the series its shape. These people are not just coworkers. They act like a unit, and sometimes like a family.

Sworn to Protect starts with a classic Gardin setup, a man forced back into the orbit of the woman he never really forgot. Rayne Alexander left town years earlier, and when she returns, the old connection snaps back into place alongside a long list of unanswered questions. She is frightened, she is hiding a little boy, and someone is following her. That blend of second-chance romance and active threat sets the tone for the whole series.

The team stays busy.

In Promise To Defend, the emotional angle shifts. Ronin has spent years carrying the guilt of his wife's murder, and Olive Alexander is the first woman to shake the life he has kept carefully numb. When Olive receives a threatening message and her house is ransacked, the book leans into bodyguard tension, but it is also about whether two careful, wounded people can stop treating survival as the same thing as living.

By the time Mine to Save arrives, the series has fully settled into its groove. Bennett Blacke, newly pulled into Rescue Ops, is assigned to protect hacker Sayward Diaz after her father's hidden ties to the Colombia cartel put her in danger. That pairing adds a fun contrast, explosives expert and computer-minded heroine, while keeping the stakes personal and immediate.

What makes Rescue Ops work is the balance. The suspense is real, there are threats, surveillance, violent people, and secrets that do not stay buried, but Gardin never lets the action swallow the romance. These books are still about trust, desire, and the moment a person realizes protecting someone is no longer just the job. The Night Eagle setup gives the series structure, but the feelings are what keep it moving.

If you like fast pacing, protective heroes, competent teams, and love stories built under pressure, Rescue Ops is one of the strongest entry points into Gardin's suspense-heavy work. It is cleanly built, easy to read in order, and good at delivering both danger and payoff.

Edited by

Richard Reis

Software engineer whose passion for tracking book recommendations from podcasts inspired the creation of MRB.

Anurag Ramdasan

Lead investor at 3one4 Capital whose startup expertise and love for books helped shaped MRB and its growth.

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