In the second season of I Am the Villain, Xi Guren traveled to a fantasy world where demons were rampant and became a jailer in the Demon-Suppressing Prison of the Great Yan Dynasty. There are countless demons imprisoned in the Demon Suppression Prison! When a man discovers that he is attacked by a demon, he becomes stronger. After Ji Xia Guren is taken into the Sword Gate and joins the Sword Gate, he becomes stronger by virtue of being attacked by the demon and obtains the Earth Demon Sword.
