Severus arched an eyebrow and gave Harry a jaundiced look. "Really?" he said dryly before relenting and letting the topic go. It was true enough that not all of the trouble had been Harry's fault... just some of it.
"We'll see," he said. Faustus mostly behaved himself but he'd become more confident about asking questions and wanting to know things and could become quite sullen if he wasn't told. Severus was just waiting for him to start working out ways of finding the information anyway. His son was a Slytherin to his fingertips so he knew it would happen.