Ten thousand years ago, the immortal king Muyun was conspired by others for holding the Zhu Xiantu. After ten thousand years of sleep, his remnant soul awakened on the famous "Trash Muyun" of the Southern Cloud Empire of the Heavenly Fate continent.

Lin Dong and his friends venture into a dangerous ancient land to gain strength for the Hundred Dynasties War. He defeats his rival Lin Langtian, gains new skills, and saves his friend. After earning a spot in the final and winning again, he stops a plot from the Western Domain to take over the battlefield. In the end, Lin Dong becomes the champion and joins the prestigious Dao Sect.

The second season of . Meng Chuan witnessed his mother killed before his eyes, so he trained very hard hoping to one day avenge her death. But his peaceful days were broken as his wedding engagement was called off, an invasion by foreign forces, the sanctuary fell into enemy hands... In order to protect the people of Ning City, he picked up his sword and vowed to be the strongest. This is a heavy responsibility and a long journey.

Ryusuke is a junior high school student living in Tokyo. During his summer vacation, he visits Tokushima and reunites with his teenage cousin, Tomomi. Ryusuke and Tomomi go outing to the Anabuki River where they get swept away by the rushing current. As they sink to the bottom of the river, a dragon appears, rescues them, and takes them to a mysterious old man. The old man tells Ryusuke and Tomomi that they are already dead, but that he can send them back to life if they explore the spirit world and find their mission in life. Although perplexed with the situation, Ryusuke and Tomomi decide to begin their journey to the spirit world. First, they arrive in a gloomy town that looks like it’s from the 1960’s. Soon after, they are assailed by terrible things one after another. They see fear-ridden rogues killing one another and doctors mutilating patients. People die and rise. They get killed and rise again. Ryusuke and Tomomi realize that they are in hell. But their journey doesn’t end there. The adventure beyond this world continues into the unknown. Will they be able to find their mission in life?