Gray Wolf Security Books in Order
Part ofMary Kennedy Books in OrderExplore Gray Wolf Security by Mary Kennedy in order, with summaries, background, and where to start with the senior-led security team.
Last updated: June 11, 2026
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Gray Wolf Security books in publication order
25 books
40-Yard Line
by Mary Kennedy
2024
40-Yard Line brings competition, pressure, and danger into Gray Wolf Security’s path. What starts around the field soon becomes a case with much higher stakes.
Bark or Bite
by Mary Kennedy
2024
The Gray Wolf team investigates diseased puppies and finds more than a simple animal case. As the truth spreads, Pork also discovers that romance can bite back.
Beaches
by Mary Kennedy
2024
Beaches should mean sun and rest, but Gray Wolf Security finds trouble near the water. A coastal setting becomes dangerous when secrets wash up too close.
Cooked
by Mary Kennedy
2024
Cooked brings strange trouble to the food world, from a distracted assistant chef to a vendor with troubling ideas. Gray Wolf Security follows the clues before the kitchen turns deadly.
Death In The New Year
by Mary Kennedy
2024
Death In The New Year gives Gray Wolf Security no quiet holiday. A fresh start turns into an investigation, and the team must catch the truth before it vanishes.
Hemmed
by Mary Kennedy
2024
Hemmed traps Gray Wolf Security in a case where every loose thread matters. The team follows small clues, tightens the net, and finds danger stitched into ordinary life.
Innocence
by Mary Kennedy
2024
Innocence asks Gray Wolf Security to protect the vulnerable when danger closes in. The case forces the team to choose compassion, speed, and stubborn courage.
Invasion
by Mary Kennedy
2024
Invasion brings Gray Wolf Security a threat that crosses boundaries no one expected. The seniors and their team must protect home turf before the danger takes root.
Invisible
by Mary Kennedy
2024
Gray Wolf Security finally opens, and the seniors are ready for a new chapter. An old friend brings news of missing children, turning retirement into urgent rescue work.
Monkey Business
by Mary Kennedy
2024
Monkey Business starts with chaos that almost sounds funny, then turns serious fast. Gray Wolf Security has to separate mischief from real danger before someone gets hurt.
Psychic
by Mary Kennedy
2024
Psychic pulls Gray Wolf Security toward a case where instinct, claimed gifts, and hard evidence collide. The seniors know better than to dismiss anything too quickly.
Scammed
by Mary Kennedy
2024
Scammed puts Gray Wolf Security on the trail of lies, stolen trust, and people who prey on hope. The case turns personal as the team follows the money.
Swipe Right
by Mary Kennedy
2024
Online dating looks harmless until Gray Wolf Security sees what can hide behind a swipe. The team follows digital clues while romance and danger move much too fast.
Tat
by Mary Kennedy
2024
Gray Wolf Security has seen disturbing things, but Tat leaves a mark. The team follows a case tied to secrets, identity, and danger that gets under the skin.
Believe
by Mary Kennedy
2025
Believe asks Gray Wolf Security to trust what they know, and maybe what they cannot prove yet. The case tests faith, loyalty, and the courage to act.
Carnival Queen
by Mary Kennedy
2025
Carnival Queen sends Gray Wolf Security into a bright, crowded world where celebration can hide threat. The team must spot the danger before the party turns deadly.
Changes
by Mary Kennedy
2025
Changes forces Gray Wolf Security to adapt when a case shifts under their feet. New danger, new choices, and old loyalty push the team forward.
Ciao Bella
by Mary Kennedy
2025
Ciao Bella gives Gray Wolf Security a case with style, charm, and hidden danger. The team follows the clues beneath the pretty surface before someone pays the price.
Desert Wind
by Mary Kennedy
2025
Desert Wind moves Gray Wolf Security into harsh country where distance and heat sharpen every threat. The team follows a dangerous trail with little room for mistakes.
Generation Lost
by Mary Kennedy
2025
Generation Lost brings Gray Wolf Security face to face with young lives at risk. The case asks what happens when a whole group is failed by the people in charge.
GONE
by Mary Kennedy
2025
GONE begins with someone missing and too many questions. Gray Wolf Security moves fast, chasing clues before absence becomes loss and secrets become impossible to undo.
Killer Moonshine
by Mary Kennedy
2025
Killer Moonshine takes Gray Wolf Security into a case where homemade tradition turns dangerous. The team follows the trail before old secrets and new greed burn everything down.
Secrets
by Mary Kennedy
2025
Secrets gives Gray Wolf Security exactly what the title promises: hidden motives, guarded hearts, and a case that grows darker as the truth comes closer.
Stranger Gifts
by Mary Kennedy
2025
Stranger Gifts brings unusual talents and even stranger motives to Gray Wolf Security’s door. The team must decide what to believe while keeping people safe.
Witch
by Mary Kennedy
2025
Witch brings rumor, fear, and a strange case to Gray Wolf Security. The team cuts through superstition and suspicion to find the real danger underneath.
Gray Wolf Security books in chronological order

Invisible
by Mary Kennedy
2024Gray Wolf Security, Book 1
Cooked
by Mary Kennedy
2024Gray Wolf Security, Book 2
Tat
by Mary Kennedy
2024Gray Wolf Security, Book 3
Bark or Bite
by Mary Kennedy
2024Gray Wolf Security, Book 4
Swipe Right
by Mary Kennedy
2024Gray Wolf Security, Book 5
Invasion
by Mary Kennedy
2024Gray Wolf Security, Book 6
Scammed
by Mary Kennedy
2024Gray Wolf Security, Book 7
Monkey Business
by Mary Kennedy
2024Gray Wolf Security, Book 8
Hemmed
by Mary Kennedy
2024Gray Wolf Security, Book 9
Psychic
by Mary Kennedy
2024Gray Wolf Security, Book 10
Beaches
by Mary Kennedy
2024Gray Wolf Security, Book 11
Innocence
by Mary Kennedy
2024Gray Wolf Security, Book 12
40-Yard Line
by Mary Kennedy
2024Gray Wolf Security, Book 13
Death In The New Year
by Mary Kennedy
2024Gray Wolf Security, Book 14
Ciao Bella
by Mary Kennedy
2025Gray Wolf Security, Book 15
Carnival Queen
by Mary Kennedy
2025Gray Wolf Security, Book 16
Generation Lost
by Mary Kennedy
2025Gray Wolf Security, Book 17
Killer Moonshine
by Mary Kennedy
2025Gray Wolf Security, Book 18
Stranger Gifts
by Mary Kennedy
2025Gray Wolf Security, Book 19
Desert Wind
by Mary Kennedy
2025Gray Wolf Security, Book 20
Secrets
by Mary Kennedy
2025Gray Wolf Security, Book 21
Changes
by Mary Kennedy
2025Gray Wolf Security, Book 22
GONE
by Mary Kennedy
2025Gray Wolf Security, Book 23
Witch
by Mary Kennedy
2025Gray Wolf Security, Book 24
Believe
by Mary Kennedy
2025Gray Wolf Security, Book 25
Series background & context
Gray Wolf Security begins with a fun premise: the seniors are finally opening their own security business. In Mary Kennedy’s world, retirement rarely means sitting quietly. It means a new office, old friends showing up with trouble, and cases that look odd at first until someone realizes people are in real danger.
Invisible sets the tone. Gray Wolf Security is open for business, the seniors are ready for a fresh chapter, and an old friend brings news of children going missing. That mix of community concern, protective anger, and investigative teamwork becomes the series’ backbone. The team may have gray hair and decades behind them, but they are not out of the fight.
The cases range widely, and that is part of the series’ charm. Cooked brings strange happenings around food, a new assistant chef, and a vendor with a suspicious future-facing agenda. Tat centers on disturbing events that leave a mark. Bark or Bite pulls the team into a case involving diseased puppies. Swipe Right takes on online dating, where a modern convenience turns into a risky doorway.
As the series grows, the titles point to a broad casebook: scams, beaches, New Year danger, carnivals, moonshine, deserts, secrets, witches, and people who are gone before anyone understands why. Kennedy uses those hooks to keep the stories brisk and varied while still returning to the same emotional base. The team protects the vulnerable, follows the clues, and makes room for romance when it crashes into the investigation.
Gray Wolf Security also has a lighter, more seasoned energy than some of the heavier military series. The danger is real, but the senior-led setup gives the books a different rhythm. These characters have already lived full lives. Now they are proving that experience, stubbornness, and a well-timed favor can be just as useful as youth. Start with Invisible and read forward.
Edited by
Software engineer whose passion for tracking book recommendations from podcasts inspired the creation of MRB.
Lead investor at 3one4 Capital whose startup expertise and love for books helped shaped MRB and its growth.















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