If you are lucky and you are in cell 1,2,4,7,10. You have a chance to escape!

Cell 1: Break wall along your bed to dig your way towards the canteen.Once you get there you can either break wall and escape from canteen or get shotgun then escape.(slower and might be caught!)

Cell 4: Hit the shelf in your cell, to unlock the door. (still needs to use "e")

Cell 2&10: Break walls that leads to cell 4 then read instructions of cell 4.

Cell 7: Break wall at next to your door and escape.

Kill ct with your knife and take their guns.
Break walls near control center to deactive the laser gates and enter ct base(Beware of turrets!)
Seek for secret weapons around map.
Break walls near disco to find path towards explosive.
Go through ct basement and find your way to escape (tactical shield needed)
Act good and ct may free you or Use secret paths to escape from ct secretly.
Trick ct to enter death trap.