Danny shrank away as he listened, eyes wide, taking it all in. Six had explained this all to him before, Danny remembered now, but it wasn't any easier to swallow this time around. He couldn't imagine being someone like that -- someone who took killing so lightly -- or worse, a sicko who got highs from it. He didn't want to become that... but...

"Everything's permitted," he echoed quietly. "Even Rex, right?"