Following the events of the Star and Stripe Arc, one of My Hero Academia's shortest but most important stories, leading up to the series' final battle against Tomura Shigaraki and All For One. Despite only lasting six chapters, the sacrifice of Star and Stripe known as the American Hero and the World's Strongest Woman has long-lasting effects on Shigaraki and All For One's plans to thwart the heroes of the world. Following All Might, Izuku Midoriya, and the remaining Pro Heroes and Class 1-A, the U.A. Traitor Arc places the focus on the side for good, making their plans of advancement on the remaining villains.