The Keep on the Borderlands

From the introduction: An introductory adventure written by the late Gary Gygax with many features to aid novice players and Dungeon Masters. This conversion guide allows DMs to run the original module with 5th Edition rules and provides a reference sheet for encounters. An adventure location for 1st– 3rd level characters which also includes an intended starting place for first time Dungeon Masters and their first ever campaign setting. User summary: Note the original module is required for the use of this conversion product.