[Costigan gives a small smile about being thrown in jail, like a point of pride. Yeah, he spent a lot of time in the cells, trying to get information and work his way into other gangs.

His smile disappears at Jack's questions and he forgets to focus, closing his eyes and rubbing at them for a moment. It doesn't even occur to him to be surprised that he can still see Jack when he opens them again. The anxiety, pain, and fuilt of his choice are clear in his tone.]

I don't know, guy. That's the problem. I don't know if it's the right thing. I'm tired of lying, but I lied to a lot of people and I don't know if I want them finding out.