The Cheungs walked out their cell, escorted by the guards. 
Cheung 1: "Goddamn, that cell was boring!" 
Cheung 2: "I agree. Let's go meet our prison mates." 
So they walked away, and started walking towards the outsides doors for free time. They opened the doors to the outside, and stepped outside, then they started walking towards a guy who was sitting on a rusty metal bench. Once they got to the bench and near the guy, they started talking to him.
Cheung 1: "Hey, you!"
Cheung 2: "Guy who's sitting on the rusty metal bench!"