Alien From Nowhere by Gemma Voss

When plundering a ship in uncharted territory, abide by one rule: Finders. Keepers.
Niko was looking for loot when he found his fated mate. The only problem is that she wants nothing to do with him. To convince reluctant Raina that she belongs at his side, Niko will buy her time with a promise to rescue more of her kind. But as he calls in some favors, this pirate will be forced to face the ‘family’ he had vowed to leave behind him.

DEVIANT WARRIORS OF KAR’KAL
Fans of Voss’s Virgin Warriors of Kar’Kal will love this new series which follows a race of alien warriors that have long been banished from their home planet. Living on the fringes of the civilized galaxies, the Deviants of Kar’Kal have been surviving as pirates, sellswords, and thieves. But in the wake of a tragedy, these outlaws will have the chance to take back their birthright. The path to their home planet unexpectedly begins with a pact to rescue a handful of stolen females scattered across the universe like so many stars…