Lori Matthews

Lori Matthews

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Unlocked: Lock & Key Society (The Lock and Key Society, #5) was the most recently released book by Lori Matthews, on June 30th, 2026.

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Below is a complete list of Lori Matthews books in publication and chronological order, broken down by series. The most popular series by Lori Matthews is the Callahan Security Series.

List of At Risk Books in Publication Order

Former soldiers and cops protect the innocent in dangerous jobs, where love becomes the biggest risk.

ReadTitle Avg.YearBook Link
1
Risk Assessment
2025
Go

List of Callahan Security Books in Publication Order

Ranked by popularity, the top Callahan Security books are Evade and Capture, Break and Enter, and Smash and Grab.

ReadTitle Avg.YearBook Link
1
Break and Enter
2020
Go
2
Smash and Grab
2020
Go
3
Hit and Run
2020
Go
4
Evade and Capture
2021
Go
5
Catch and Release
2022
Go
6
Cease and Desist
2023
Go
7
Secrets and Lies
2025
Go
8
Hide and Seek
2026
Go

List of Coast Guard Hawai'i Books in Publication Order

ReadTitle Avg.YearBook Link
1
A Lethal Betrayal
2023
Go

List of Coast Guard Recon Books in Publication Order

Ranked by popularity, the top Coast Guard Recon books are Incinerated, Subverted, and Terminated.

ReadTitle Avg.YearBook Link
1
Diverted
2021
Go
2
Incinerated
2022
Go
3
Conflicted
2022
Go
4
Subverted
2022
Go
5
Terminated
2022
Go

List of The Lock and Key Society Books in Publication Order

Ranked by popularity, the top The Lock and Key Society books are Locked In, Locked Away, and Locked Down.

ReadTitle Avg.YearBook Link
1
Locked Away
2023
Go
2
Locked In
2023
Go
3
Locked Out
2024
Go
4
Locked Down
2024
Go
5
Unlocked: Lock & Key Society
2026
Go

List of Short Stories/Novellas in Publication Order

ReadTitle Avg.YearBook Link
1
One Little Memory
2025
Go

List of Standalone Novels in Publication Order

Ranked by popularity, the top standalone books are Justified Burden, Justified Misfortune, and Shifted.

ReadTitle Avg.YearBook Link
1
Justified Misfortune
2020
Go
2
Justified Burden
2020
Go
3
Shifted
2023
Go
4
One Little Spark
2025
Go

List of Brotherhood Protectors World Books in Publication Order

An elite team of ex-military men protect others from their base in Montana, finding love along the way.

ReadTitle Avg.YearBook Link
1
10
Dylan (By: Regan Black)
2014
Go
2
Soldier's Heart Part One ( By: Ilsa J. Bick)
2016
Go
3
Before the Brotherhood (By: Mandy Harbin)
2017
4
10
Ruthless River (By: Lindsay Cross)
2017
Go
5
Montana Marine (By: Debra Parmley)
2017
Go
6
Steele Ranger (By: Jesse Jacobson)
2017
7
Ranger In Charge (By: Layla Chase)
2017
Go
8
Soldier's Heart Part Two ( By: Ilsa J. Bick)
2017
Go
9
Wild Horse Rescue (By: Mary Winter)
2017
Go
10
Midnight Ranger (By: Kris Norris)
2018
Go
11
Guardian Ranger (By: Jesse Jacobson)
2018
12
Soldier's Heart Part Three ( By: Ilsa J. Bick)
2018
Go
13
Hidden Danger (By: Desiree Holt)
2018
Go
14
Carved In Ice (By: Kris Norris)
2018
Go
15
10
Hot Colorado Nights (By: Paige Yancey)
2018
Go
16
Rough Justice (By: Jen Talty)
2018
Go
17
Rainhorse (By: Jesse Jacobson)
2018
Go
18
Reaper's Ride (By: Delilah Devlin)
2018
Go
19
Roped & Rescued (By: Mary Winter)
2018
Go
20
Shielding Shayna (By: Heather Long)
2018
Go
21
Protecting His Cowgirl (By: Mary Winter)
2018
Go
22
Fear the Reaper (By: Kendra Mei Chailyn)
2018
Go
23
Saving Sidewinder (By: Kate Mckeever)
2018
Go
24
10
Falling for Her Bodyguard (By: Christine Glover)
2018
Go
25
10
Falling for Her Temporary Bodyguard (By: Christine Glover)
2018
Go
26
Moving Target (By: Regan Black)
2018
Go
27
Ranger Loyalty (By: Layla Chase)
2018
Go
28
Lost Signal (By: Regan Black)
2018
Go
29
Off The Radar (By: Regan Black)
2018
Go
30
Elite Protector (By: Donna Michaels)
2018
Go
31
Grayson's Angel (By: Linzi Baxter)
2018
Go
32
Conrad (By: Anne L. Parks)
2018
Go
33
Stormy Montana Nights (By: Paige Yancey)
2018
Go
34
Rescuing Montana (By: Kate Kinsley)
2018
Go
35
Persuading Piper (By: Susan Boles)
2018
Go
36
Defensive Instructor (By: Debra Parmley)
2018
Go
37
Going In Blind (By: Kris Norris)
2018
Go
38
Protecting Bobbi (By: Kat Mizera)
2018
Go
39
Catching Lana (By: Kat Mizera)
2018
Go
40
Winter's Last Chance (By: Stacey Wilk)
2018
Go
41
Rough Around the Edges (By: Jen Talty)
2018
Go
42
Flying Rescue (By: Mary Winter)
2018
Go
43
10
Falling for Her Unexpected Bodyguard (By: Christine Glover)
2018
Go
44
Rainhorse: The Return (By: Jesse Jacobson)
2018
Go
45
Daniel's Choice (By: Pam Mantovani)
2018
Go
46
Noah's Love (By: Linzi Baxter)
2018
Go
47
Marine Protector (By: Debra Parmley)
2018
Go
48
Guarding Jenna (By: Desiree Holt)
2018
Go
49
Soldier's Heart Part Four ( By: Ilsa J. Bick)
2018
Go
50
Relentless (By: Tina Donahue)
2018
Go
51
Sinner's Redemption (By: Kate Mckeever)
2018
Go
52
Ranger Pride (By: Layla Chase)
2018
Go
53
Courting Juliet (By: Pam Mantovani)
2019
Go
54
Mistaken iDOMnity (By: Lainey Reese)
2019
Go
55
Rescuing Emery (By: Barb Han)
2019
Go
56
Devil's Fork (By: Jesse Jacobson)
2019
Go
57
The Last Betrayal (By: Stacey Wilk)
2019
Go
58
Rough Ride (By: Jen Talty)
2019
Go
59
Brand (By: Leanne Tyler)
2019
Go
60
Unmasking Evil (By: Desiree Holt)
2019
Go
61
Handling Harley Ann (By: Susan Boles)
2019
Go
62
Her Last Word (By: Stacey Wilk)
2019
Go
63
Sultry Seattle Nights (By: Paige Yancey)
2019
Go
64
The Mechanic (By: Reina Torres)
2019
Go
65
A Killer Talent (By: Mary Winter)
2019
Go
66
Blind Trust (By: Debra Parmley)
2019
Go
67
A Triple C Ranch Christmas Wedding (By: Debra Parmley)
2019
Go
68
Guarding Holly Grace (By: Susan Boles)
2019
Go
69
Protecting the Flame ( By: Ilsa J. Bick)
2019
Go
70
The Last Days of Christmas (By: Stacey Wilk)
2019
Go
71
Brett (By: Regan Black)
2019
Go
72
Bryson's Treasure (By: Linzi Baxter)
2019
Go
73
The Marshal's Protection (By: Kendra Mei Chailyn)
2020
Go
74
Falling for Her Rescuer (By: Christine Glover)
2020
Go
75
Undercover Rescue (By: Pam Mantovani)
2020
Go
76
Toxic Truth (By: Tina Donahue)
2020
Go
77
Seduced By Denial (By: Stacey Wilk)
2020
Go
78
Cowboy Bodyguard (By: K.L. Donn)
2020
Go
79
Endangered Diamond (By: M. Kate Quinn)
2020
Go
80
Saint's Fall (By: Kate Mckeever)
2020
Go
81
Tempted By Her Rescuer ( By: Christine Glover)
2020
Go
82
Holiday Escape (By: Pam Mantovani)
2020
Go
83
Billionaire Bodyguard (By: Kendra Mei Chailyn)
2020
Go
84
Gamble (By: Regan Black)
2021
Go
85
Saving Evie (By: L.K. Shaw)
2021
Go
86
10
Montana Delta Rescue (By: Debra Parmley)
2021
Go
87
Mystic New Orleans Nights (By: Paige Yancey)
2021
Go
88
Jager's Prey (By: Kendra Mei Chailyn)
2021
Go
89
Defending Casey (By: Reina Torres)
2021
Go
90
Unleashing Kokou (By: Kendra Mei Chailyn)
2022
Go
91
Montana SEAL Protector (By: Debra Parmley)
2022
Go
92
Steel / Steeling His Heart (By: Wren Michaels)
2022
Go
93
Chill in the Air (By: Stacey Wilk)
2022
Go
94
Witness Protection (By: Kandi Silvers)
2022
Go
95
Justified Vengeance
2022
Go
96
Fighting for Kora (By: Deanna L. Rowley)
2023
Go
97
Fighting for Fiona (By: Kris Norris)
2023
Go
98
Lobo's Protection (By: Kendra Mei Chailyn)
2023
Go
99
Ryder's Watch (By: Kris Norris)
2024
Go
100
Walker's Mission ( By: Kris Norris)
2024
Go
101
Quinn's Battle (By: Regan Black)
2024
Go
102
Carter's Battle
2024
Go
103
Bowie's Battle (By: Jen Talty)
2024
Go
104
Flint's Battle ( By: Kris Norris)
2024
Go
Show All Books in this Series

List of Team Eagle Books in Publication Order

Former military operatives protect scientists in extreme environments, facing deadly threats and their own growing feelings for each other.

ReadTitle Avg.YearBook Link
1
Wyatt's Mission (By: Jen Talty)
2023
Go
2
Xavier's Mission
2023
Go
3
Hunter's Mission (By: Kendall Talbot)
2023
Go
4
Gunn's Mission (By: Delilah Devlin)
2023
Go
5
Booker's Mission (By: Kris Norris)
2023
Go
6
Colton's Mission (By: Kendall Talbot)
2024
Go
7
Tyson's Mission (By: Delilah Devlin)
2024
Go
8
Knox's Mission (By: Barb Han)
2024
Go
9
Corbin's Mission (By: Jen Talty)
2024
Go
Show All Books in this Series

List of Team KOA Alpha Books in Publication Order

Ranked by popularity, the top Team KOA Alpha books are Lane Unleashed, Harlan Unleashed, and Kian Unleashed.

ReadTitle Avg.YearBook Link
1
Lane Unleashed (By: Regan Black)
2024
Go
2
Harlan Unleashed (By: Stacey Wilk)
2024
Go
3
Kian Unleashed (By: Kris Norris)
2024
Go
4
Waylen Unleashed (By: Jen Talty)
2024
Go
5
Raider Unleashed
2024
Go
Show All Books in this Series

List of Team KOA Charlie Books in Publication Order

Ranked by popularity, the top Team KOA Charlie books are Ethan's Command: Brotherhood Protectors World, Cooper's Command: Brotherhood Protectors World, and Bellamy's Command.

ReadTitle Avg.YearBook Link
1
Ethan's Command: Brotherhood Protectors World
2025
Go
2
Cooper's Command: Brotherhood Protectors World (By: Kris Norris)
2025
Go
3
Bellamy's Command (By: Jen Talty)
2025
Go
4
Rusty's Command: Brotherhood Protectors World (By: Kendall Talbot)
2025
Go
Show All Books in this Series

List of Shadow Hounds: Rogue Waters Books in Publication Order

Ranked by popularity, the top Shadow Hounds: Rogue Waters books are McGuire's Target, Stone's Target, and Cross's Target.

ReadTitle Avg.YearBook Link
1
McGuire's Target (By: Kris Norris)
2026
Go
2
Stone's Target (By: Kendall Talbot)
2026
Go
3
Cross's Target
2026
Go
4
Patch's Target (By: Jen Talty)
2026
Go
Show All Books in this Series
Click to get new book alerts by Lori Matthews sent straight to your email.

Lori Matthews

Lori Matthews is the author of the Callahan Security series which currently consists of 8 novels. The Callahan Security series started in 2020 with the novel Break and Enter. The most recently released novel in the Callahan Security series was Hide and Seek which was released in 2026. There are no upcoming novels for the Callahan Security series.

Lori Matthews has also written the Coast Guard Recon series which has 5 books including Diverted and Incinerated.

Related Authors

Fans of Lori Matthews also enjoy these authors:

  1. Elle James, author of the Brotherhood Protectors Series.
  2. Lisa Renee Jones, author of the Inside Out Series.
  3. Jen Talty, author of the NY State Trooper Series.
  4. Maryann Jordan, author of the Saints Protection & Investigations Series.
  5. Kris Michaels, author of the Kings of Guardian Series.

Lori Matthews: F.A.Q

What was the first book Lori Matthews wrote?

The first book written by Lori Matthews was Break and Enter, published in 2020.

What was the most recent book Lori Matthews wrote?

Their most recently released work was Unlocked: Lock & Key Society on June 30th, 2026.

Are there upcoming new books by Lori Matthews?

Lori Matthews does not have any upcoming books with a set publication date within the next few months at this time.

Click and we will notify you via e-mail when Lori Matthews next book gets announced.

How many books has Lori Matthews written?

Lori Matthews has written 31 books across 12 series.
  • 1 book in the At Risk Series
  • 8 books in the Callahan Security Series
  • 1 book in the Coast Guard Hawai'i Series
  • 5 books in the Coast Guard Recon Series
  • 5 books in The Lock and Key Society Series
  • 1 Short Stories/Novella
  • 4 Standalone Novels
  • 2 books in the Brotherhood Protectors World Series
  • 1 book in the Team Eagle Series
  • 1 book in the Team KOA Alpha Series
  • 1 book in the Team KOA Charlie Series
  • 1 book in the Shadow Hounds: Rogue Waters Series

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