going masturbate in front of women. i used to say that's a choice i'm making. >> we discovered that johnny perkins, serving a life sentence for attempted murder and robbery was a veteran of the group and an authority on rule 38. >> when i came to prison, it was unheard of. public masturbating. i think i maybe was one of the first that really started. i have over 20 years of experience with doing this. i guess because -- i don't know. it's exciting, i guess. i guess feeling some type of connection because i know that's a woman and i know she sees me. you feel? >> it was clear from talking to him that he was caught enough and locked up enough to the point where he had the system worked out. >> i still get up every morning and go around the whole institution where i can go to we