Kiri slipped inside the Transfiguration classroom... and the door slammed into the frame behind her with a loud bang as the draught from the open windows pushed it shut. "Er... sorry, professor," Kiri said, blushing. She hurried over to one of the curiously arranged desks and sat down.

Almost immediately, she wished she'd put on warmer clothes. Why Professor Svensson would want the windows open in winter, she couldn't begin to guess, but she could feel the cold creeping into her fingers almost immediately. Even the corridor had seemed warmer. She slid her hands into the pockets of her robes as deep as they would go and watched the professor open the last of the windows.