"That bloody counts more than you know," John assured him, nodding as he waited for Stiles to continue on. Inherent sensing of evil was a skill that might have come handy in his own youth.
"Go back to the mountain ash," John told him. "Do you mean the tree?" Because he'd never seen it have magical properties, but different worlds had different secrets for sure. And he was curious about this one, because the power of intent had clearly helped Stiles fill in whatever void had been left by the actual supply there.