Experience the world of Reversi with a twist featuring the popular YouTube anime character, Teikou Penguin!

Set in a prison with a unique twist of serving a 500 million-year sentence, join the penguin's challenge that unfolds now!

Immerse yourself in a captivating storyline where a group of employees on a foreign trip fall victim to false charges, leading to the penguin being the only one imprisoned. Engage in Reversi battles where winning reduces the penguin's sentence in a peculiar prison where victory shortens the term...!

Choose your game level, engage in thrilling Reversi battles, and witness a significant reduction in the penguin's sentence upon winning! Utilize tickets, roulette, and more to progressively decrease the sentence. Unlock the original story by reducing the sentence and delve into the penguin's daily prison life story!