Violent attacks are on the rise in the prison and things can go from zero to 100 in an instant. Rookie COs must be vigilant at all times to prevent a disaster. Mangin must subdue a volatile inmate when he swallows unidentified contraband. A fight between gang members breaks out in Chaz's unit and Javier's first assignment as a CO is yard duty. Tired of the violence and stress, Ariel quits the job. Meanwhile D'Angelo moves to PNM in the hopes of getting to see more action.