"I wasn't involved personally," Sasuke said, but it sounded like a weak defence even to himself. Although -- he didn't need a defence; he was there for a reason and he'd cast off any scruples when he'd gone, but -- in light of being here -- and in light of actually seeing some of the experiments ...

"I went to the man for power," he said finally. "I was going to free all of them once I was through with my teacher."