Enjoying his free life, Alpha Dion, an alpha son of Eastwood pack refuses to take the alpha position from his father. He makes trouble, party everyday, and play woman's heart. He also acts like a fool and clown to everyone in the pack, masking his true strength and capabilities. One night, he stumbled and saved this human girl named Ariella. To execute his final plan on making his father give up in him, she made her agreed to pretend to be his human mate in exchange of her life. A contractual mating. Having a human mate in their pack is considered as being cursed by the moon goddess for mating a weak specie, the humans. Will Dion succeed into his plan? Or he will be the next and first Alpha to be mated into human? Is he going to regret the contractual mate after his true mate showed up? Or he will chose to be unmated.