"Mr. Potter, Ms. Granger, perhaps it would do well for you to sit and explain what is going on. And I assure you that I have no listening or recording devices in my rooms. Dumbledore or other." They both jumped but moved to the couch. Looking at him skeptically. Severus would never do this unless he was sure, but he was pretty sure that this wasn’t something to take lightly. These two were acting weird. "If it would make you guys more comfortable," he sneered at the word, and to his surprise both Gryffindors eyes narrowed instead of widening in ignorant hope... yes he would do this. Plus they were talking about the Headmaster as if they realized he was dangerous, something many failed to do. "I will make a magical vow in exchange for your own." unsurprisingly Hermione immediately perked up at recognizing the term. Yet Harry recognized it as well narrowing his eyes.