Watch TV episodes 1–12 , then the OVA, then the OVA’s post-credits scene (which teases a minor plot point for a potential season 2).
Mari struggles to maintain her dignity while living in a cramped cell. Meiko faces a crisis of identity without her signature riding crop and tight uniform, leading to physical and psychological withdrawal. Meanwhile, Hana broods over her intense, embarrassing rivalry with Kiyoshi, plotting her revenge. The Catalyst: The Shadow Student Council Arrives prison school ova
It's often available on streaming platforms like Crunchyroll or Funimation. Watch TV episodes 1–12 , then the OVA,
The narrative opens with the public imprisonment of the senior members of the former ruling Underground Student Council (Mari, Meiko, and Hana). Meanwhile, the boys struggle to adapt to normal school life. Kiyoshi nurses a broken arm, a souvenir from his clash with Hana, while the group navigates a new social order where their former tormentors are now the ones behind bars. The OVA juggles multiple subplots: Gakuto’s nerdy encounter in the library, Joe’s obsessive protection of his ant farm, and the growing tension between the new Aboveground Student Council and their imprisoned predecessors. Meanwhile, the boys struggle to adapt to normal school life
The Prison School OVA: Everything You Need to Know About the Uncensored Madcap Finale
The absolute highlight of the OVA is the ongoing, deeply dysfunctional dynamic between Kiyoshi and Hana. Hana, still humiliated by the events of the main series, seeks absolute psychological revenge on Kiyoshi, leading to a series of escalating, hilarious, and deeply uncomfortable confrontations in the school showers and nurse's office.
Not recommended for minors or viewers uncomfortable with explicit adult comedy.