Prison Empire: Summon the Grandmaster at the Beginning

Traveling to a parallel world full of superpowers; Zimu actually reached the moment when everyone escaped from prison. As an ordinary person, fortunately with the help of the system, Build your own prison empire for unlimited time. Reward unknown. Take back control of the prison: Reward: An upgrade to the prison. Time: one week Capture all fugitives still on the island: Bonus skills: Eternal Mangekyō Sharingan; Rinnegan. Time: one month Capture Aziriel: Reward summoned character: a page of book, true to form. Time: one year From now on, Zimu will build a prison empire of his own. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.