Prison School Ova [extra Quality] -

The boys have to raise money for the Underground Student Council by hosting a wet t-shirt contest. The sheer absurdity of them trying to run it like a high-stakes business meeting while Gakuto is having a spiritual crisis is chef's kiss .

The , officially titled Prison School: Mad Wax , was released in March 2016 as a standalone episode bundled with the 20th volume of the manga. It serves as a bridge between the first major arc and the subsequent storyline, adapting content that was largely skipped or condensed in the main TV series. Overview and Plot Summary prison school ova