Hua Xiaoyao is an orphan. One day, he ran into Decra, who was carrying out a mission, and got dragged into Decra's fight with a Malady. In a moment of crisis, an extraordinary power burst forth from his left hand's middle finger and helped Decra defeat the Malady. It attracted the attention of Mr. Marlowe from the Golden Ibero Central Academy, who sent Hua Xiaoyao an invitation to take the academy's entrance exam. That's because Hua Xiaoyao may be related to the New Human Project more than ten years ago...