Harman by Kathi S. Barton

Harman Griffin had had a bit of bad luck. Calling out a group of disgruntled women had him in the hospital recovering from a bash to the head. If he hadn’t been immortal, he wouldn’t have survived the ordeal.
He had gotten to know Carrie and Katie Donahue, cousins, while in the hospital. He had a feeling that one of them was his mate, but he wasn’t sure. Normally, her scent would be a dead giveaway, but Harman was born unable to smell or taste anything. There had to be some way to figure it out….