The rookies must find ways to assert their authority or risk being preyed upon by predatory inmates. Ariel is nervous about supervising a death row inmate on tier time. Meanwhile, Lilly struggles to assert herself in a pod full of unruly gang members. Purto returns to work for the first time after a brutal assault by an inmate only to be confronted by another inmate. CO rookie Fabian is overwhelmed on his first day on the job.