Here is everything you need to know about the OVA, why it’s essential viewing, and why its absence from major streaming platforms is a crime worthy of the Underground Student Council. Unlike typical OVAs that offer beach episodes or filler, the Prison School OVA is canon. It adapts chapters 82 through 89 of the manga, bridging the gap between the end of the "Prison Arc" and the beginning of the "Cavalry Battle Arc."
Enter the . Officially titled Prison School: Mad Wax (or volume 8 of the Blu-ray/DVD release), this single-episode OVA is the missing link between the anime’s chaotic finale and the manga’s next major arc. However, calling it "just an extra episode" would be a disservice. For many, the Prison School OVA is the true emotional and comedic climax of the anime adaptation. prison school ova
Why? Licensing.