Catching the Omega

Kevin Evans is a young omega who, upon experiencing his first transformation, immediately senses the scent of his fated mate, who turns out to be Mateo, the delta of the pack. However, he is heartbroken when he finds Mateo in bed with a woman. As he wanders through the streets, Kevin is attacked by vampires, only to be saved by Adriel, a womanizing alpha who is already engaged, though his goal with the marriage is merely to expand his territory.
For some strange reason, Adriel can sense that Kevin is his fated mate. But how could that be? Kevin already has Mateo as his destined partner. Could Adriel be his second chance at love?