Know what the scene does to audience. Talking to another cell mate, what purpose is it supposed to achieve. Everything is not O.K. To show that this problem is unsolvable. He constantly try's to please him. Live it, do it, in life you have a purpose .
Mystery can be more than suspense, here it is.
Main essence of story. What is the purpose of scene . The story efficient. Beauty comes within. In the end, it can't look like acting.