The Elder Sign…

“Here, take this and sleep with it by your side.” He pressed a small, flat stone into Sir Richard’s gauntleted hand and the knight examined it curiously. It was inscribed with the symbol they’d seen on the house on the outskirts of the town; a line with five smaller lines branching off it, like a tree. “It’ll protect you,” the merchant promised, “as it protects the buildings you’ve seen with the same stones outside. I must go now – if they discover I’m helping you they’ll kill me as they did my wife.”
He pulled away from the knight’s grasp and headed off into the shadows. “Come to me again if you need me. But act quickly – Dagon is coming!”