In 2060, the virtual reality game Orion Battle World has taken the world by storm, taking players into an intense battle among many races. Eighteen-year-old Zach is a devoted player who wants to help humanity rise from a second-tier race to the top. But everything changes when he encounters an Original Vampire during a critical battle in the game.
Suddenly, Zach finds himself reincarnated into Orion as the last Original Vampire, gaining a new life. However, he discovers that the vampire race has been cursed and reduced to the lowest tier, tier 4. Now, the fate of the vampire race is in his hands.
