Invincible, Starting from Prison!

Five years ago, he was framed and imprisoned by his stepmother, who wanted to put him to death. However, he did not expect that he unexpectedly became a disciple of an expert in prison. He learned a skill and became better than his master! Five years later, Lin Yi single-handedly fought against the nine invincible wardens. From the moment he was released from prison, the whole world would tremble!