Saved By the Moonlight by Indi Marie

Jackson’s pack mates are finding their fated mates, but there’s an order. He was skipped. This means his mate could be dead or have mated with someone else. He feels lonely and like he will never find her. At one point, he accepts that he’s going to be alone for the rest of his life.
Jackson is hunting in the woods one day and smells blood. He finds a woman near death on the side of the road covered in blood. The smell hits him out of nowhere and he realizes that not only was the woman attacked and left for dead, but she’s his mate. There’s an intense magnetic pull that is pushing the two together, but there is also someone trying to pull them apart.
He’s willing to do anything to save his mate, and those things might have long-term consequences. Read for an over-the-top hero who is willing to cross any boundary to get and keep his mate safe. This book is PNR, wolf shifters. It contains magic and fantasy elements as well as dark elements. Please check your triggers.