Honour Amongst Thieves?

From the introduction: The Assistant Guildmaster is woken in the night by the vault keeper Eras with the alarming news that the Dagger of the Sword Coast is missing. The Dagger was the property of the first Guildmaster - the Guilds founder and is used in the Shadow Thieves emblem. User summary: This scenario is distributed as a ZIP archive including seven RTF files, seven JPG files (maps), and one introductory ASCII file. An earlier version exists in DOC format.