When his estranged son, Ricky (Nipsey Hustle), is locked up in the same prison as he is, former crime lord Cain (Ving Rhames) attempts to reconcile with him. But Ricky refuses and focuses on eliminating his bitter rival, JD (Gillie Da Kid), whom Cain realizes he must protect. This action-packed jailhouse drama co-stars Robert Patrick as a compassionate warden who tries to help the ex-kingpin overcome his personal demons.