Snape nodded and crossed the room to her, gently lifting the coat from her hand and shrugging into it. He led the way to the stairs then and paused when he realised she did not appear to be following him. Hermione waved him on and gave him a pointed look. She wanted to speak to the Headmaster and Moody on her own. He nodded minutely and walked up the stairs, the door closing gently behind him. She took a moment to admire just how good he was at controlling his anger. Hermione had very little control over her rage.