"It is I." Severus replied brusquely, "I have the potions you requested. Shall I leave them outside your door or hand them to your elf?" There was trepidation in his voice; he didn't want to stick around for some reason. Herpy was opening the door slightly and had her hands up, nervously asking to take possession of the vials. Narcissa laughed at the exchange, and Hermione couldn't help but smile as well as she never thought she’d see the day when Severus would squirm.