Is Nanbaka 2 hentai?

ONA · 2017 · 12 episodes · PG-13 - Teens 13 or older

Action, Comedy, Drama

The second part of Nanbaka. The prisoners and their guards continue their comfortable lives at Nanba Prison. However, from the shadows emerges a new threat: Enki Gokuu, a person from Samon's past, who has mysterious goals of his own.