This is not a complete set. These are manga that have been read only once. Please be aware that there may be some folds or stains. Please refrain from purchasing if you are sensitive to used items, as these have been handled by someone else. "The Main Character of the Demon World is Us!" - Series Name: The Main Character of the Demon World is Us! - Volumes: Complete Set (Volumes 1-12) - Series Name: The Main Character of the Demon World is Us! - Volumes: Complete Set (Volumes 1-12) Thank you for viewing.