They can walk here at any second! Come on. [Paranoia, it's no fun at all. It's also what made it difficult for Theo to try and hatch this plan to start with - needing to trust the other inmates, people he barely knows at all.]

In the greenhouse - I've been working in there - there's a plant that can knock people out. I think it's what's used as the ingredient in those sleeping pills they got in the Infirmary. The leaves are oily, and all you have to do to get knocked out is get some on your skin. You get what I'm sayin'?