What happened to Simon? Who is this diabolical master of disguise?

More from Firefly

• If you take sexual advantage of her, you’re going to burn in a very special level of Hell. A level they reserve for child molesters and people who talk at the theater.
• I’ve been out of the abbey two days, I’ve beaten a lawman senseless, I’ve fallen in with criminals. I watched the captain shoot the man I swore to protect. And I’m not even sure if I think he was wrong.
• Does it seem every supply store on every water planet has the same five rag dolls and the same wood carvings of – what is this? A duck?
• All of you! You think there’s someone just gonna drop money on ya?! Money they could use?! Well, there ain’t people like that. There’s just people like me.
• “Dear Diary: Today I was pompous and my sister was crazy. Today we were kidnapped by hill folk, never to be seen again. It was the best day ever.”
• Far as I see it, you people been given the shortest end of the stick ever been offered a human soul in this crap-hill 'verse. But you took that end, and you... Well, you took it. And that's - Well, I guess that's somethin'.