Geist in the Shell has been written as an introduction to a larger The Esoterrorists campaign; acting as a framework (or kicker) upon which Game Masters can build their
scenarios. While this was written for the 1st edition Esoterrorists ruleset, it can be easy adapted to the more recent 2nd edition with little need for change.

Karl Geist is dead. Although you wouldn’t have guessed it to look at him, Karl, a tall, lanky youth, barely out of his teens, knew more about the world of the Esoterrorist threat than even the most observant Ordos Veritatis operative could ever have imagined. And it was this knowledge that has seen him murdered. It is up to the OV operatives to find out just why Geist was killed and his brain removed. Of course, this mystery will lead the characters to discover so much more…