I understand. [Sorey reaches for Cole's hand on instinct, stopping just short. He gets memories through touching things.

Sorey withdraws.] One of my friends has made promises like that all his life. Killing his friends and kin as they become monsters, because he had no way to purify them and he didn't want them to stay like that. It's not a kind thing to make your friends swear to do, huh? Even if it gives people like us peace of mind.