With Tomura Shigaraki and All For One's escape, and the Search Quirk allowing them to easily locate him, Izuku leaves U.A. High School in his attempt to keep his friends and everyone else out of danger. After agreeing to partner alongside Endeavor, Hawks, and Best Jeanist to track down the remnants of the League of Villains, Izuku has All Might secretly send personalized letters to his nineteen classmates at Heights Alliance, revealing the truth about One For All and why he decided to leave.