The Night of Dissolution (3.5e)
Picking up where Chapter 33: Adventures in the Ptolus book leaves off¸ the adventures in The Night of Dissolution cover an arc that pits player characters against the darkest foes the city of Ptolus has ever faced. Following the threads of a hidden conspiracy¸ the characters find themselves up against insane cultists¸ wild chaos magic¸ and horrors from the primordial days of the world.