He smiled at that, his anxiety and anger deflating. He was still worried and he would probably be asking some people some questions, but Lucy was safe from questions for now. "I guess I can live with that. But you better hope that he doesn't need to be pummeled." There wouldn't be anything left to identify him with, if he did wrong by Lucy.
It didn't even cross Roger's mind that Vaisey didn't return Lucy's feelings. Logically, he knew that Lucy was shy and there might have been a chance that she hadn't told this boy that she liked him. However, being around her and knowing how not shy she was, it was hard to remember that she wasn't like this with everyone.