The Strongbox Chronicles

by C.E. Murphy

4.00 · 3 ratings
espionage · mystery · fiction · action-adventure · contemporary · female-mc · adult · betrayal · robots · book · political-intrigue · romance · suspense

The Strongbox Chronicles: Similar series

The Checquy Files

by Daniel O'Malley

4.10 · 89 ratings
action-adventure · fiction · fantasy · book · urban-fantasy · paranormal · espionage · crime · female-mc · urban · humor · low-fantasy · mystery · super-powered · magical-realism · horror · male-author · magic · adult · supernatural
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Fox and O'Hare

by Janet Evanovich

3.87 · 235 ratings
contemporary · crime · womens-fiction · fiction · action-adventure · humor · mystery · comedy · adult · law-enforcement · book · suspense · cozy · audiobook · female-mc · romance · heist · espionage · political-intrigue · realistic
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Rescues

by Linda Howard

3.92 · 72 ratings
mystery · action-adventure · fiction · womens-fiction · adult · romance · steamy · book · contemporary · audiobook · alpha-mc · suspense · political-intrigue · female-mc · espionage · military · dark · insta-love · humor · age-gap
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London Steampunk

by Bec McMaster

3.94 · 140 ratings
adult · historical · romance · historical-fiction · sci-fi · fiction · industrial-era · steampunk · paranormal · vampires · supernatural · shapeshifters · book · urban-fantasy · victorian · mystery · alternate-history · action-adventure · alpha-mc · audiobook
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Capture Me

by Anna Zaires

4.19 · 69 ratings
female-mc · action-adventure · mystery · fiction · age-gap · crime · sexual-assault · military · adult · dark · new-adult · romance · organized-crime · book · kidnapping · audiobook · contemporary · steamy · alpha-mc · suspense
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Ice

by Anne Stuart

3.88 · 103 ratings
enemies-to-lovers · political-intrigue · suspense · alpha-mc · audiobook · contemporary · anti-hero · book · romance · assassins · dark · military · crime · womens-fiction · action-adventure · mystery · espionage · fiction · killer · kidnapping
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Verity Kent Mysteries

by Anna Lee Huber

3.96 · 114 ratings
book · audiobook · political-intrigue · cozy · suspense · fiction · mystery · female-mc · crime · espionage · historical · adult · historical-fiction · ww1 · law-enforcement · amateur-sleuth · 20th-century · action-adventure · murder · killer
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Dirty, Dark, and Deadly

by J.A. Huss

4.25 · 60 ratings
organized-crime · romance · suspense · contemporary · audiobook · crime · action-adventure · fiction · dark · new-adult · steamy · book · angst · multi-pov · alpha-mc · womens-fiction · age-gap · dangerous-mc · drama · female-mc
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Men of the Sisterhood

by Fern Michaels

4.22 · 94 ratings
suspense · contemporary · crime · fiction · mystery · adult · book · romance · action-adventure · female-mc · friendship · military · revenge · political-intrigue · alpha-mc · audiobook · justice · espionage · vigilante · kidnapping
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The Cardinal

by Mia Smantz

4.29 · 72 ratings
dark · new-adult · polyamory · adult · espionage · slow-burn · crime · fiction · suspense · political-intrigue · contemporary · alpha-mc · romance · reverse-harem · kidnapping · book · female-mc · action-adventure · friends-to-lovers · abuse
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The Single Lady Spy

by Tara Brown

4.18 · 34 ratings
adult · romance · assassins · fiction · action-adventure · mystery · love-triangle · espionage · contemporary · political-intrigue · suspense · steamy · book · military · children · dark · new-adult · humor · female-mc · crime
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Drake's Rakes

by Eileen Dreyer

3.70 · 63 ratings
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Flashpoint

by Rachel Grant

4.43 · 42 ratings
audiobook · contemporary · suspense · romance · book · military · adult · fiction · action-adventure · mystery · forced-proximity · political-intrigue · politics · violent-conflict · war · multi-pov · alpha-mc · fake-relationship · enemies-to-lovers · female-mc
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Lynx

by Fiona Quinn

4.48 · 62 ratings
crime · female-mc · psychics · action-adventure · mystery · fiction · military · adult · romance · book · supernatural · suspense · paranormal · political-intrigue · contemporary · fantasy · magic · audiobook · law-enforcement · conspiracies
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Never Say Spy

by Diane Henders

4.10 · 31 ratings
espionage · book · technothriller · female-mc · action-adventure · fiction · humor · mystery · suspense · paranormal · political-intrigue · contemporary · amateur-sleuth · adult · womens-fiction · romance · sci-fi · thriller · hard-boiled · killer
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The Arsenal

by Cara Carnes

4.65 · 72 ratings
military · adult · action-adventure · fiction · suspense · contemporary · book · mystery · steamy · law-enforcement · romance · female-mc · alpha-mc · violent-conflict · war · political-intrigue · small-town · abuse · espionage · dark
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FBI Joint Task Force

by Fiona Quinn

4.43 · 30 ratings
adult · romance · law-enforcement · military · audiobook · contemporary · political-intrigue · suspense · fiction · action-adventure · mystery · female-mc · crime · book · espionage · travel · psychological · friends-to-lovers · violent-conflict · insta-love
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Vengeance

by Kaylea Cross

4.47 · 40 ratings
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Grey Justice

by Christy Reece

4.30 · 30 ratings
contemporary · alpha-mc · adult · suspense · action-adventure · fiction · romance · book · military · billionaire · female-mc · mystery · crime · political-intrigue · abuse · espionage · death · friends-to-lovers · middle-class · investigator
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The Trident Trilogy

by Donna Schwartze

4.45 · 20 ratings
espionage · book · romance · fiction · action-adventure · female-mc · political-intrigue · suspense · male-mc · adult · military · contemporary · literary-fiction · mystery · friends-to-lovers · war · steamy · drama · humor · love-triangle
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The Epic Story of RJ and York

by Susan May Warren

4.61 · 18 ratings
political-intrigue · suspense · marriage · adult · audiobook · contemporary · military · christian · book · drama · romance · espionage · action-adventure · mystery · fiction · spirituality · terrorism · betrayal · religion · fantasy
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Brother's Keeper

by Stephanie St. Klaire

4.54 · 28 ratings
crime · female-mc · fiction · mystery · action-adventure · suspense · military · contemporary · adult · romance · literary-fiction · book · espionage · organized-crime · anthologies · urban · political-intrigue · coming-of-age · female-author · friendship
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Protectors of Riverwood

by Keira Blackwood

4.29 · 7 ratings
fiction · paranormal · contemporary · romance · book · shapeshifters · adult · fantasy · mystery · suspense · humor · political-intrigue · alpha-mc · steamy · dark · second-chances · magic · espionage · female-mc · action-adventure
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Genmate Dilemma

by Cara Bristol

4.50 · 6 ratings
life-death · space-travel · sci-fi · adult · violent-conflict · first-contact · secrets · fated-mates · aliens · fiction · action-adventure · psychics · enemies-to-lovers · paranormal · suspense · genetic-engineering · contemporary · shapeshifters · book · steamy
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