Derek could no longer be himself. Those moments of passionate kiss didn't stop playing in his head. God! What has he done? Those were his regrets the moment he knew the precaution of what would fall to him after his actions.
From the book he read in that library, he could recall that humans aren't safe when they get intimate with a werewolf or a lycan. If not, the human will be contaminated with lycanthropy.
What would happen to Kira now?
The secret about Derek and Kira's kiss was Derek was already having some feelings for Kira, and that was why he couldn't resist her at first when she claimed his lips. But he didn't have the courage to confess his love because he knew he would be putting Kira's life in a big mess.
He could hear his heart beat so fast as he continued to stare at Kir
