Read comic: Nickelodeon Avatar: The Last Airbender - The Search

comic
Summary:

For years, fans of Avatar: The Last Airbender and The Legend of Korra have burned with one question—what happened to Fire Lord Zuko’s mother? Finding a clue at last, Zuko enlists the aid of Team Avatar—and the most unlikely ally of all—to help uncover the biggest secret of his life.