She went to the other side of her bar and turned her body slightly so Malfoy wouldn’t notice her. Mirelle was busy taking orders. Ravenclaw drinks were mixed with potions. Usually the harmless kind. Mirelle was wearing an apron, her hair tied in a knot. She looked more like a scientist than a bartender. Her drinks looked impressive. Purple. Glitter. Yellow. One of them had foam in rainbow colors on it and Hermione was wondering what potion created that reaction.