Even though Aaron's heart was beating really fast and a million thoughts were running through his mind at that moment, he remained silent for some time after he heard the statement that followed Lucy's question.
That was the last thing he had been expecting her to say or ask him, and even now he was trying to figure out what he could have possibly said in his sleep about Sara to make Lucy curious enough to ask him such a question.
What exactly did she hear him say? Did she tell Harry about what she heard? He wasn't sure about that since he knew that if she had told Harry then he would probably have questioned him more about it, especially after the way he had reacted the day before when Harry received his call from someone called Sara.
