A holy war destroyed the blood clan that had dominated Yunhuang for several generations.
The shady Vampire Clan has always been in darkness, controlling the four major families in Yunhuang behind the scenes. However, how can these four major families grow up under the ravages of the Vampire Clan so willingly? In the end, the heads of the four major families quietly gathered together to find a way to defeat the Vampire Clan. The "Blood Alliance" established by the four major families suddenly broke out on that day. Due to the sparse number of Vampire Clan members, it was impossible to conduct group battles. Moreover, the battle time of the "Blood Alliance" was all during the day, and the Vampire Clan people had no ability to resist during the day. In this way, the Vampire Clan that had dominated for several generations was destroyed in one day, and the leader of the Vampire Clan died.
However, the son of the leader of the Blood Clan and the few surviving members of the Blood Clan escaped from this holy war. They lurked in the deep sea, avoiding the pursuit of the four major families, while quietly sneaking into the uncontested Sea Clan (the Sea Clan was not among the four major families), and slowly swallowed up all the forces of the Sea Clan. King Xueyan, whom the Blood Clan trusted, began the journey to reorganize the Vampire Clan...