The first volume tells the story of Xiaolong, a young American who is infected with the AGP-20 virus, after he is cured, he acquires powerful supernormal capabilities, with which he fights spies from the dictatorship Arcagia who have infiltrated the U.S. and saves Americans infected with the AGP-20 virus, which is a twisted, thrilling, and hilarious comedy. The second volume follows the same features of the first volume and pushes the story to an even more thrilling realm.