It tells the story of the top warriors Bu Jingyun and Nie Feng. In order to cope with a catastrophe that was about to sweep the entire world, they transformed into quantum states with the help of unknown seniors and mysterious extraterrestrial visitors, and their whereabouts are unknown. Three thousand years later, an asteroid hit the earth, turning the surface into a barbaric wasteland. Human beings trapped underground gradually discovered that there is a super power known as "pulse energy" in the human body. Bu Tianyun, an orphan from Dungeon 32, accidentally awakened Bu Jingyun who was sleeping in the meteorite. From then on, he discovered the "pulse energy" potential in his body, and together with Nie Feng's successor Nie Zifeng, embarked on the journey to become " The journey of training as a "pulse warrior" and fighting to protect the world.

A young girl named Miru and Ran, a boy who appeared before Miru, embark on an adventure in an alternate world — but something tragic awaits them there...