From the introduction: GLARPS Vampire: The Masquerade is the first of a number of world settings designed for the GLARPS system. This add-on was designed for use in the World of Darkness chronicle Northampton by Night, taking place in Northampton, Massachusetts. GLARPS Vampire: The Masquerade does not cover the World of Darkness, although such information can be found at the White Wolf home page. User summary: Specific campaign rules govern character creation for Vampires in a Camarilla Clan and notes about Stats used and Advantages/Disadvantages allowed. Variant rules for Humanity for vampires are presented. And the major setting of Northampton is detailed.