📖 K-9 Unit in Order
Start with Hidden Enemies. There are 3 books in the K-9 Unit series by Lenora Worth, mixed heat throughout. The books are grouped by shared world rather than numbered, so most work as standalones and the order below is publication order.
- Hidden Enemies
- Classified K-9 Unit Christmas: An Anthology – A K-9 Protector Inspirational Suspense Romance
- Holiday Protectors: A K-9 Christmas Unit Inspirational Suspense Romance
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