📖 About Midnight Delta

Midnight Delta is a series universe written by Caitlyn O'Leary. The complete collection runs to 11 books across 1 series, published between 2015 and 2021.

The main series is Publication Order of Midnight Delta Books with 11 books. It opens with Her Vigilant SEAL (2015) and currently runs to Her Unbroken SEAL (2021).

Series included on this page:

🎯 Where to Start with Midnight Delta

New readers should begin with the first book of the main series in publication order: Her Vigilant SEAL (2015), book 1 of Publication Order of Midnight Delta Books. Reading in publication order lets the world and characters develop the way the author intended, and it avoids spoilers that later books may contain.

Each of the 1 series on this page is expandable — click a series heading to see every title it contains, in order, with a direct link to buy the book on Amazon.

📚 Midnight Delta Books in Order

Publication Order of Midnight Delta Books
11 books
1
Her Vigilant SEAL book cover1Her Vigilant SEAL2015Buy on Amazon
Her Loyal SEAL book cover2Her Loyal SEAL2015Buy on Amazon
Her Adoring SEAL book cover3Her Adoring SEAL2016Buy on Amazon
SEALED with a Kiss book cover4SEALED with a Kiss2016Buy on Amazon
Her Daring SEAL book cover5Her Daring SEAL2016Buy on Amazon
Her Fierce SEAL book cover6Her Fierce SEAL2016Buy on Amazon
A SEAL's Vigilant Heart book cover7A SEAL's Vigilant Heart2016Buy on Amazon
Her Dominant SEAL book cover8Her Dominant SEAL2017Buy on Amazon
Her Relentless SEAL book cover9Her Relentless SEAL2017Buy on Amazon
Her Treasured SEAL book cover10Her Treasured SEAL2017Buy on Amazon
Her Unbroken SEAL book cover11Her Unbroken SEAL2021Buy on Amazon

❓ Frequently Asked Questions

How many Midnight Delta books are there?
There are 11 books in the Midnight Delta collection, organised into 1 series and published between 2015 and 2021.
What is the first Midnight Delta book?
The first book is Her Vigilant SEAL, published in 2015.
What order should I read the Midnight Delta books in?
Most readers use publication order, which is the order the books were originally released. A chronological order is also provided on this page for readers who prefer to follow the internal timeline of the story.
Who wrote the Midnight Delta books?
The Midnight Delta books were written by Caitlyn O'Leary.
Is the Midnight Delta series finished?
The main series, Publication Order of Midnight Delta Books, has 11 books so far. The most recent title listed on this page gives the current end point of the series.
When did the Midnight Delta series start?
The earliest title in this collection was published in 2015, and the most recent in 2021.