Not worry? How could he not worry when Percy told him things like that. 'She'll want your head for that! Why would you put yourself at such a risk instead of just faking the answers?'
But then Percy's arm was around him, and his body was so warm next to his. He sighed, relaxing into the touch. 'Fine, I'll try.' Though really sleeping wouldn't be a problem, it was staying awake that was the problem, his body was already screaming for rest.