America: from Killing Line to Villain's Savior!

In America, good people don't live long. This was Chen Ke's first impression after his rebirth, so he decided not to be a human being anymore! [Article 1 of the Devil's Code: Equivalent Exchange] System, are you kidding me? I've become a devil, why should I exchange for equal value? Oh, value is based on his recognition. Only when he thinks it is valuable can it be considered valuable? That's okay~ … Chen Ke took the remaining three thousand dollars and decided to give America a little devilish shock. [Article 2 of the Devil's Code: The Devil's Contract will secretly transform the rules of the world] So he transformed into a demon merchant. Facing a retired athlete who fell into the killing line, he exchanged two thousand dollars for the opponent's running talent and one year of life. Facing the dying small capitalist, he used another year of his life in exchange for the other person's remaining 30,000 US dollars and super eyesight. Facing a disfigured minority girl, he exchanged the succubus blood for her eternal loyalty. … Some years later. When succubi, balrogs, vampires, nightmares... These creatures that only existed in dark legends came on stage one by one, people finally discovered that there was a figure that had been hiding behind the curtain of the story. They called him the devil and the conspirator. The devils and conspirators call him the savior.