"I dunno," Nathaniel mumbled, shrugging his shoulders. He hadn't thought about getting back. He had just been so excited about having this idea, and how happy Remington would be with his surprise, Nathaniel hadn't given going home a moment's thought. "I can't, I'm... I'm too tired. I don't have enough energy, and-and I don't... I dunno how to get there, and I can't... m'sleepy." Scrubbing his eyes with the heels of his hands, Nathaniel yawned. He couldn't stay awake much longer.