Y: The Last Man is a critically acclaimed post-apocalyptic graphic novel series written by Brian K. Vaughan. It tells the story of Yorick Brown, the last surviving human with a Y chromosome, and his journey to find his girlfriend and discover the cause of the global gendercide. With its thought-provoking exploration of gender, politics, and identity, Y: The Last Man is a groundbreaking series that pushes the boundaries of the post-apocalyptic genre.