From the back of the book:
"The First Line: Starfleet Intelligence Handbook gives players and narrators alike a glimpse into this fascinating organization. Infiltrate Cardassian space inside a modified photon torpedo. Slip through the shadows beneath the vast Imperial Senate chambers on Romulus. Follow the trail of nefarious Ferengi merchants selling Federation secrets to the highest bidder. You are the front line and final defense, safeguarding the Federation from unseen threats and hidden enemies. Do you have what it takes?
The First Line: Starfleet Intelligence Handbook provides players with a new direction for their Star Trek: the Next Generation(R) games. Focusing on the shadowy world of espionage in the 24th century, this book provides players and narrators alike with information on running cloak-and-dagger adventures. It includes:
* Detailed character generation rules for Starfleet Intelligence operatives.
* Information regarding Mission Teams, highly skilled cells of SI operatives. Also included are detailed rules for Mission Team episodes and series, giving the players and Narrators alike a whole new way to play the Star Trek: the Next Generation(R) RPG.
* In-depth treatments on rival agencies, such as the Tal Shiar and Obsidian Order, as well as on the history and role of espionage within the UFP.
* New SI technology, plenty of supporting cast characters, locations for player operatives to visit, information on running extended espionage series, and more!