When Ritchie reached the main cavern, she found it full of cadets all bustling with activity, setting up rows of cots and distributing sleeping bags. The space had already grown so warm that most had started shedding layers. It was a relief, not just to be warm again but to see the others, their hair and faces. To finally be able to tell at a glance who was who. But Fitz had somehow slipped out of view in the few seconds it had taken her to jog down the tunnel after him. She could see Blaser, still wearing his gold-striped parka, unlocking some of the doors that lined the cavern walls. And she could see the Berwegers, sitting with some of their usual group of friends on the cots at the far end of the room. "Hey," Moreau said as she appeared at Ritchie"s side. "I set up cots for each of