Fantasy: I Am Invincible in the Heavenly Prison, Pushing All the Heavens

[Side push] + [Invincible] + [No heroine] + [Explosive killing] + [Smooth plot] + [Exciting fighting] + [No wisdom] + [No Holy Mother] In the imperial capital of the Great Zhou Dynasty, there were prisons and prisons to suppress demons and remain aloof from the outside world. I, Chen Xiaodao, traveled through time and went to jail. Fortunately, I have a system. Obtain the talent of Prison Overlord and become truly invincible in prison. Gaining the gift of immortality, I will not die in prison. I don't cause trouble, but I'm not afraid of it. Anyone who dares to mess with me will be beaten to death. My name is Chen Xiaodao, a good man with a knife.