The contrastingly cute dragon, Al, the first king-killer in the demon world, who has a full combat score but is ready to die and longs for a happy retirement, bumps into the cunning human magician Le Fei, and accidentally becomes a super dad who raises Le Fei's son Dino. Will Dino be an ordinary and happy child, or will he bravely pick up the Warrior's Holy Sword and face his own destiny...

The protagonist Qin Chen, who was originally the top genius in the military domain, was conspired by the people to fall into the death canyon in the forbidden land of the mainland. Qin Chen, who was inevitably dead, unexpectedly triggered the power of the mysterious ancient sword. Three hundred years later, in a remote part of the Tianwu mainland, a boy of the same name accidentally inherited Qin Chen’s will. As the beloved grandson of King Dingwu of the Daqi National Army, due to the birth father’s birth, the mother and son were treated coldly in Dingwu’s palace and lived together. In order to rewrite the myth of the strong man in hope of the sun, and to protect everything he loves, Qin Chen resolutely took up the responsibility of maintaining the five kingdoms of the world and set foot on the road of martial arts again.

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.

One hundred thousand years ago, he was the founding disciple of the Tianlan Sect, his master ascended to the top, and he was refining Qi. Ninety thousand years ago, his martial nephew ascended, and he was refining Qi. Fifty thousand years ago, the old dog who was the gatekeeper of Tianlanzong also ascended, and he was still refining Qi. Thirty thousand years ago, the old tree at the foot of the mountain also became a demon, and he was still refining Qi before he could pass the catastrophe. Ten thousand years ago, Zhang Wuji, the 9872nd generation disciple of Tianlanzong, also ascended, and Xu Yang silently refined Qi. He retreated for 10,000 years, and finally, he broke through the 9999th floor of the Qi refining period! Ten thousand years later, he broke through and came out!