Y: The Last Man, written by Brian K. Vaughan and illustrated by Pia Guerra, is a post-apocalyptic graphic novel series that explores a world where all male mammals, except for one man and his pet monkey, have mysteriously died. The story follows the last surviving man, Yorick Brown, as he navigates a world dominated by women and tries to uncover the truth behind the global catastrophe. Y: The Last Man is a compelling and thought-provoking exploration of gender, society, and survival.