Isaac didn't know how Derek came up with just the right thing to say, but it worked, and he just as much threw himself into his Master's arms, as he was taken into them. He buried his head against Derek's broad shoulder, taking in the scent of his skin, and letting it wash over him.
"M'sorry," he cried, clinging to Derek's arm. "I didn't mean to wake you up. I don't know how..."