The main protagonist Sendou Aichi, is a timid and mundane third-year middle school boy. The thing that supported Aichi's heart, was the "Blaster Blade" card that he received as a child. It's an important rare card from "Vanguard", a card game with the imaginary world of "Planet Cray" as its stage. From the day he reunited with the person who gave him that card "Toshiki Kai", Aichi's everyday life began to change.

The second season of .

Hao Ren was originally a young man who lived in a fourth-tier city and lived on the meager rent of an old house. When he went out to work, he accidentally became a "universe police officer." While he was still struggling to accommodate a group of abnormal creature tenants arranged by his superiors, his jurisdiction, the Dream Plane Universe, had already brewed a cosmic crisis. The mystery of the origin of abnormal creatures on Earth and the ruins of civilization in the Dream Plane Universe seem to be connected in some way. As Hao Ren's investigation deepened, the eldest son's world-destroying natural disaster, the goddess of creation fell, and one after another of the dusty and terrifying cases that had been buried for thousands of years bombarded his already useless brain circuit. Hao Ren gradually realized that he might not be able to slack off...

Twenty years before the final Douluo battle, the Spirit Hall had conspired to unify the entire spirit master world and annex all the sects. The Seven Treasures Glazed Tile Sect was the first to be hit and fell into danger. Bone Douluo brought the sect's young master, the five-year-old Ning Rongrong, to ask Sword Douluo to rescue them. So Sword Douluo Chenxin took little Rongrong on a life-and-death escape. However, what they didn't know was that behind this road was a huge conspiracy that would affect Douluo Continent...