Deep into the Cage

Jiang Chen woke up from a ward. But there are fragments of cultivating immortals in his memory. He doesn't know if it is a dream or if it really happened. He opened the door, preparing to ask an acquaintance, but as soon as he stepped on it, the scenery in front of him changed. A sinister and strange aura rushed towards him, and the door behind him disappeared. At this moment, he seemed to be standing in hell...