Stop the story and press r to restart the story. Don't click on the cop when the cop is walking towards you; it will cause a bug. Click on the cop before it starts walking. If you do click on the cop after it starts walking, stop the story and restart the story. Do as told in the story.
I used some scratch tutorials on YouTube. My dad explained me some concepts when I didn't understand something. I used the criminal boss and criminal base backround from Roblox Jailbreak images.