My Mate, My Killer

"I was looking for Zarion, but I ended up here."
"He's the Alpha of this pack. He's banished because he didn't want the position. Rumors say that he's out in the woods, looking for his mate, and..." she trailed off.
"And?" I swallowed.
"Kill her. He wants to kill his mate."
"I was looking for Zarion, but I ended up here."
"Alpha Zarion? He was banished for refusing the Alpha position. Rumor has it he's out in the woods, searching for his mate, and..." She hesitated.
"And?" I swallowed.
"Kill her. He wants to kill his mate."
Alpha Zarion is on a quest to find his mate and kill her because he despises the idea of a mating bond. During a winter storm, Cassidy Bentley saves him from death. Zarion knows he has no time to waste, but he is curious about her, deliriously wanting every inch of her skin and touch…until he finds out that the girl is mated to his number one rival, Alpha Brandon.
Alpha Brandon rejects Cassidy because she's a human- which he greatly despises. She eventually starts getting over him, pouring out her love to Alpha Zarion who obsessively wants her.
The night Zarion and Cassidy will mark and mate, Alpha Brandon finally comes to his senses and goes to find her. But he finds Cassidy in another man's arm, in his stepbrother's arms, who is just about to mark her...