Secret handshakes. Passwords. Cryptic messages. Allegorical symbols. On the continent of Théah, secret societies have operated nearly unseen, manipulating the lives of monarchs and merchants, and for the first time, their secrets are now revealed. But beware! Such knowledge always comes with a price that not all are strong enough to bear.This book contains material for 7th Sea: Second Edition. It is a deep dive into the occult societies who have battled an invisible war for the soul of Théah and the souls of her heroes, including:Detailed Histories on the SocietiesProminent NPCsAdventure HooksCodes and CiphersIt also includes hidden text containing even more secrets for both players and their Heroes.They say the secret history of Théah is an endless labyrinth. And around every corner is a beast hungry for the blood of the curious.