Boston declined to explain his choice of words. He knew, Bran. He knew.

Adrian shrugged. "He's pretty high-strung," he said. "My Aunt Lydia made him, so he's incredibly powerful and that comes with...personality quirks, I guess. Or, well, a personality in general. It's hard to explain. But he's more than a simple tool, even if he's not a full-on familiar like Boston."