“Why'd you come?...I promise you, when all this is done, I will...”

Why'd you come?...I promise you, when all this is done, I will provide a way out for you. I have something for you. [giving Jill a key] When the time's right, you'll know what to do with it.

More from Saw VI

The man has his hand on the doorknob half the time that I'm there. By whose mathematical equation is this [possible cancer treatment] not feasible? Did you know that in the Far East, people pay their doctors when they're healthy? When they're sick, they don't have to pay. So basically, they end up paying for what they want, not what they don't want. We've got it all ass-backwards, here.