Mikey frowned immediately, thoughts of the unpleasant trip down from his classroom coming to mind. Leaving the Great Hall right then would probably be both dangerous and stupid, but Spencer was right, they needed supplies to be able to look after the the children properly.
"Upstairs is pretty nasty," he admitted, with a sigh. "The corridors make things hard - small numbers of them can block the way easily and they come out of classrooms from all sides." Plus the school was set out like a maze and the Hospital Wing was at the far end of the First Floor. They could fight their way to it but he couldn't say it was an appealing prospect. "There's not much in the way of defences up there anyway." The thought made him feel slightly sick. "It could be overrun for all we know."
Which left going outside in the dying light and trying to reach the Greenhouses. An equally suicidal plan. He ground his teeth for a second and then looked at Spencer closely. "What's it like out there?"