All Mankind Regards Me as a God, and I Condemn Myself

What if you are praised as a god by the whole world, but only you know that you are a devil? What if you had endless life, but every second was spent paying for never-ending sins? Feng Ziran has been facing these two problems for more than three hundred years. He tried every method to end this punishment until - he met the King of Carnival... When the eternal prisoner finally walks out of his cage, is the wilderness he faces a road to redemption or another carefully designed trial court?