wax spilled on her hand , burning her skin , and the stone floor bruised her ankle . just now the house was ringing with young voices , and the bedrooms were full of students in various stages of undress . they had been running for about twenty minutes when joe stopped holding up his hand for silence . the girl at the desk had no way of knowing i was n't dangerous . the day was already well advanced . `` the milk is past the expiration date , '' a deep voice said from the darkness . 