New Moon — Lisa Kessler

Paranormal Romance Guild Reviewers Choice for Best Shifters Series.

Jaguar shifter Sebastian Severino is an enigma. He lives alone, works alone, and will die alone. But the night he's attacked by a female werewolf, nothing will ever be the same. And when his young niece is kidnapped, Sebastian, the deadliest assassin Nero has ever produced, will be forced to choose a side...

Isabelle Wood has never taken the easy path. As a bounty hunter and now a bitten werewolf without a mate, she's searching for answers to her father's disappearance while helping to lead an Alphaless Pack. The night she gets the opportunity to take out their enemy, with her blade at his throat, her wolf discovers her mate in the last person she can be with.

Each book in the Moon series is a standalone, full-length story that can be enjoyed out of order.
Reading Order:
Book #1 Moonlight
Book #2 Hunter's Moon
Book #3 Blood Moon
Book #4 Harvest Moon
Book #5 Ice Moon
Book #6 Blue Moon
Book #7 Wolf Moon
Book #8 New Moon