Publisher Blurb: A Pathfinder Society Scenario designed for levels 1–11. The Pathfinder Society has opened its gates to visitors from across the world in anticipation of the Grand Convocation, a magnificent festival in which Pathfinders share tales of their exploits, show off their findings, and celebrate the Society’s accomplishments. However, an inopportune accident quickly spirals out of control when an old enemy attempts a brazen assault on the Pathfinders’ home, and an unexpected foe emerges from hiding to seek vengeance for the Society’s perceived crimes. Can the Pathfinders pacify the chaos and protect their guests while simultaneously defending the Grand Lodge? "Siege of Serpents" is a multi-table interactive adventure in which each group’s actions contribute to the entire room’s success. Written by Jim Groves. This scenario is designed for play in Pathfinder Society Organized Play, but can easily be adapted for use with any world. This scenario is compliant with the Open Game License (OGL) and is suitable for use with the Pathfinder Roleplaying Game.