Separate names with a comma.
Mark: looks around at the force field
(yay, mark and John are stuck)
Mark: picks up on the alarm and heads out to the yard to investigate.
Mark: looks at John and shakes his head slightly. He then sits down on his bed and stares down at the bracelet on his arm.
(apparently not) Mark: walks back to his cell.
(Eh... Cole and Jack have escaped to some safe haven, I'm thinking Mark might make his way there too)
(Mark is in the prison) Mark: walks more around the yard.
Mark: walks out to the yard.
(I think Sean and them are still taking you back to the prison)
Mark: watches in amazement
(you said it was three hours? I might make it there on foot :P) Mark: happens upon Cole and Jack.
(like,there)
(I'll make my own way) Mark: gets up and wanders through the halls.
(what's all going in now?) Mark: wakes up from yet another dream, breathing heavilly.
Mark: gets up and walks back to the yard.
Mark: lays back down and stares at the ceiling for a bit.
Mark: still breathing heavily, he looks down at the bracelet and tries to take it off. It runs down his arm, uncooperative, and molds itself to...
Mark: he goes through flashbacks of the accident: the metal shard slicing through his neck, him lying there helpless as he bleeds out. He wakes up...
Mark: squirms in his sleep.
Mark: lays down and falls asleep.