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204 ratings | 14 reviews | avg rating:4.59

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Nikki Castle

Goodreads Author

Born

in Philadelphia, The United States

February 20, 1992

Website

https://nikkicastleauthor.com

Member Since

December 2020

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Nikki Castle is a wife and dog mom from Philadelphia who writes spicy love stories about alpha MMA fighters and the women that melt their badass, playboy hearts. She's a full-time romance author during the day and spends her evenings running a Mixed Martial Arts (MMA) gym with her husband, who is also a retired fighter.

Nikki has been writing in one way or another since she was a teenager. She pursued an English and Philosophy degree in college, and finally decided to sit down and fulfill her longtime dream of writing a novel when quarantine began in 2020. “5 Rounds” was her first book—and it was supposed to be her only book. Now, she’s a full-time author who can’t imagine a life in which she’s not crafting love stories. ...more

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Nikki Castle’s books

Average rating: 4.02 · 53,117 ratings · 7,938 reviews · 12 distinct works • Similar authors

	5 Rounds (The Fight Game, #1) 3.98 avg rating — 16,671 ratings — published 2021 — 9 editions	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
	The Stranger in Seat 8B (Just Tonight, #1) 3.78 avg rating — 9,215 ratings — published 2022 — 2 editions	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
	2 Fights (The Fight Game, #2) 4.06 avg rating — 7,965 ratings — published 2022 — 7 editions	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
	1 Last Shot (The Fight Game, #4) 4.18 avg rating — 4,704 ratings — published 2023 — 7 editions	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
	3 Count (The Fight Game, #3) 4.12 avg rating — 4,497 ratings — published 2022 — 6 editions	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
	4th Degree (The Fight Game, #5) 4.14 avg rating — 3,315 ratings — published 2024 — 6 editions	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
	Revive Me 4.25 avg rating — 2,736 ratings — published 2025 — 3 editions	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
	The Waiter at Table 6 (Just Tonight, #2) 4.02 avg rating — 2,201 ratings — published 2024 — 3 editions	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
	Love for Hire 4.15 avg rating — 1,413 ratings — 4 editions	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
	The Tinder Fix 4.07 avg rating — 46 ratings	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars

More books by Nikki Castle…

9 posts
Nikki Castle's Blog

Love for Hire is NOW LIVE!

This escort romance is NOW LIVE in all formats!

I am beyonddd excited to finally share this spicy escort romance with you! Scarlett and Nico were such a unique story to explore and I love how they turned out. If you’re looking for a spicy, emotional, UNIQUE contemporary romance, “Love for Hire” is gonna be your girl.

Why you’ll love this book:
💋 Escort x client
💋 Sports romance (MMA)
💋 Broken girl
💋 He Read more of this blog post »

1 like · Like • 0 comments • flag

Published on February 23, 2026 16:45

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Series by Nikki Castle

The Fight Game (5 books)
by

Nikki Castle (Goodreads Author)

4.05 avg rating — 37,150 ratings

Just Tonight (2 books)
by

Nikki Castle (Goodreads Author)

3.83 avg rating — 11,416 ratings

The Price Brothers (2 books)
by

Nikki Castle (Goodreads Author)

4.15 avg rating — 1,413 ratings

Nikki is Currently Reading

Nikki is currently reading

Love for Hire (The Price Brothers)

by Nikki Castle (Goodreads Author)

bookshelves: currently-reading

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Jan 28, 2026 09:47PM

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Nikki’s Recent Updates

Nikki has read All Bets Are Off by Jessa Kane	Error rating book. Refresh and try again. Rate this book Clear rating 1 of 5 stars 2 of 5 stars 3 of 5 stars 4 of 5 stars 5 of 5 stars
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Jul 26, 2026 10:42AM · like · preview book See a Problem? We’d love your help. Let us know what’s wrong with this preview of Beach Read by Emily Henry. Problem: Details (if other): Thanks for telling us about the problem. Not the book you’re looking for? Preview — Beach Read by Emily Henry <iframe sandbox id="wrongBookKindlePreviewScreen">
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More of Nikki's books…

Quotes by Nikki Castle (?)

“You're mine," I growl against her lips. "Your pleasure belongs to me.”
― Nikki Castle, 5 Rounds

8 likes

“I’m in way too fucking deep, Tristan. I can't go a single minute without missing you so much that it hurts. It feels like my heart is being shredded in my chest every time I even hear your name, and I can’t ever catch my breath. I can’t breathe, Tristan.”
― Nikki Castle, 5 Rounds

6 likes

“To the women who recognize their worth and get the fuck away from anyone who treats them as anything less than the queens they are”
― Nikki Castle, 2 Fights

tags: inner-strength, self-love

4 likes

See all Nikki Castle's quotes »

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