A Cold Blooded Business by Dana Stabenow
KATE SHUGAK is a native Aleut working as a private investigator in Alaska. She's 5 foot 1 inch tall, carries a scar that runs from ear to ear across her throat and owns half-wolf, half-husky dog named Mutt. Resourceful, strong-willed, defiant, Kate is tougher than your average heroine - and she needs to be to survive the worst the Alaskan wilds can throw at her.
A COLD BLOODED BUSINESS. It's March. Someone is selling drugs to the employees of a Prudhoe Bay oil field company, and the company hires Kate to go undercover and apprehend the dealer. But coke isn't the only illegal substance being dealt...