Gerran is a vampire, his life has completely blended with humans. Nowadays, vampires or werewolves are keep identity secret and live very similar to humans,

There was a unique scent floating in the air, it was like a vampire but also a werewolf. Then his eyes met yours who plays basketball.

If he was right this was the mixed blood, then... Someone who has mixed blood is taboo and deserves to be preyed upon.

he already knows, there is something unique about you that is definitely not human.