After a string of unfortunate events pushes Makoto Edamura into a life of crime involving pickpocketing and scams, he finds himself outwitted by a tourist he attempts to deceive. This leads to a dangerous situation where the police begin pursuing him. Unexpectedly, the tourist reveals himself as Laurent Thierry, a fellow con artist, and Makoto decides to follow him to Los Angeles. Eager to prove himself as 'Japan's Greatest Swindler,' Makoto challenges Laurent to a competition to determine the superior scammer. Their rivalry unfolds at a grand mansion outside which Laurent claims awaits the most prominent mafia boss on the West Coast. As Makoto delves deeper into Laurent's world of deception, alongside his colorful accomplices, he realizes that his skills are tested beyond his expectations, unveiling a realm of international high-stakes fraud that pushes him to his limits.