Relentless book cover

The Relentless Series in Order

The Relentless series is best read in order, starting with Relentless, as character relationships and storylines develop across the series. Sara Grey, a young woman with unique abilities, hunts supernatural creatures while uncovering secrets about her heritage and facing powerful enemies.

🔄 Best Read in Order · Start with Book 1

Relentless Books in Order

8 books

Complete reading order for the Relentless series.

#
Title
Date
Rating
1
Jan 2014
2
Nov 2014
3
Oct 2015
4
Oct 2016
5
Apr 2017
6
Feb 2018
7
Jan 2019
8
Mar 2024

How to Read the Relentless series

🔄 Best Read in Order · Start with Book 1

Standalone stories, but characters and relationships develop across the series.

Publication order gives the best experience for the Relentless series. Each book has a complete central plot with its own supernatural conflict and resolution, yet character relationships and ongoing developments carry across the series. Readers who begin with a later volume will miss the foundational events of Sara’s early hunts and power discovery, along with the building emotional stakes that give later books their full impact.

About the Relentless series

Series Premise

The Relentless series follows Sara Grey as she balances everyday life with her dangerous work as a hunter of supernatural beings. With her loyal friends and growing powers, she confronts threats from demons, werewolves, and other creatures while discovering the truth about her own identity.

Main Characters

The series centers on Sara Grey, a strong and determined hunter with special abilities. Key supporting figures include her close friends and Nikolas, a powerful warrior whose relationship with Sara evolves throughout the books.

Setting

The stories take place in a modern world where supernatural beings exist alongside humans, featuring both everyday locations and hidden magical threats.

Tone & Themes

The tone is action-packed and emotional with strong character focus. Central themes include identity and heritage, friendship and loyalty, courage in the face of danger, and the balance between human and supernatural worlds.

Is This Series Worth Reading?

This series appeals to readers who enjoy urban fantasy, strong female protagonists, supernatural action, and stories with romance and personal growth.

Content Warnings and Heat Level

Includes violence and supernatural peril; moderate romantic content with some intimate scenes. Suitable for teen and adult readers.

The Relentless series delivers engaging urban fantasy centered on Sara Grey’s journey. Reading the books in order lets her growth and the full scope of the supernatural conflicts unfold naturally.

FAQ

How many books are in the Relentless series?

8 books

When will the next book in the series be released?

No new book in the series is currently scheduled. The latest book, Tempest, was published in March 2024.

When was the most recent book released?

Tempest was published in March 2024.

What was the first book in the series?

The first book in the series is Relentless, published in January 2014.

What genre is the Relentless series?

The series primarily falls into the Fantasy Romance genre.

Do you need to read the Relentless series in order?

It’s best to read the series in order. Each book has its own story, but ongoing character arcs and relationships develop across the series.

What is the Relentless series about?

The Relentless series follows Sara Grey as she balances everyday life with her dangerous work as a hunter of supernatural beings. With her loyal friends and growing powers, she confronts threats from demons, werewolves, and other creatures while discovering the truth about her own identity.

Is the Relentless series finished?

The series does not currently have a new book scheduled.