The Pathfinder Society seeks the ancient ruby ring of the salamander and it falls to a team of Pathfinders to find it. Last seen in the Tri-Towers Yard, a once elite academy for the youth of Absalom, the ruby ring is now lost in the Drownyard, all that remains of Tri-Towers after it was destroyed a decade ago in the great quake. The Pathfinders must risk the strange black ichors and salty brine to find their prize—will they risk their very souls as well?

Someone kidnapped Lady Anilah Salhar—the Chelish wife of Dremdhet Salhar, one of Osirion's many Grand Ambassadors to Absalom—and sold her into slavery. With Salhar holding delve permits over the heads of the Decemvirute, the Pathfinders are sent to assist the Osirian Ambassador. Venturing into Absalom's darkest corners to save Lady Anilah, the Pathfinders must face the secrets of the Slave Pits to avoid becoming slaves themselves.

Cheliax's largest city, Westcrown, has fallen to the Glorious Reclamation, and the evil adventurers are sent to reclaim the metropolis in the name of House Thrune. Armed with the legendary weapon they created from a gold dragon's head, the nefarious characters confront the Glorious Reclamation's forces and break its siege of a nearby Hellknight citadel. Once the army is defeated, the villains enter Westcrown, where they must undermine the chivalrous knights' rule of the city. Finally, they face the founder and Lord Marshal of the Glorious Reclamation to end the rebellion and restore the Thrice-Damned House of Thrune's rule over the empire of Cheliax.

Part 2 of the "The Devil We Know" campaign arc. Cassomir's Locker is a Pathfinder Society Scenario designed for 1st to 7th level characters (Tiers: 1–2, 3–4, and 6–7). The Pathfinder Society dispatches you to the catacombs called Cassomir's Locker to find the source of a rat cult breeding monstrous vermin. After clearing Cassomir's dank sewers and delving into the dirty dungeons below, will you find the artifact that powers Cassomir's Locker or bring about the destruction of Taldor's most important port?

The town of Falcon's Hollow needs a miracle. The plague has come to the town of Falcon's Hollow, and not even the town's priest can abate its wretched course. With the coughs of the sick and the wails of the dying echoing through town, the local herbalist uncovers a cure, but she needs some brave heroes to retrieve the ingredients. Finding the cure means risking the dangerous Darkmoon Vale, infiltrating a witch's haunted hut, and delving the ruins of an abandoned dwarven monastery.

The Pathfinders descend deeper into the ruins of Bonekeep, a centuries-old siege fortress. The deeper dungeons hold even deadlier threats, yet even they cannot compare to the terrible revelations of the tower's true purpose.

The black clouds of war are gathering, and evil flocks to their thundering call! While seeking the legendary expertise of a cloud giant skymage, the PCs interrupt an attack on his lair by well-armed and magically augmented hill giants. To obtain the cloud giant's arcane knowledge, the PCs must seek out and eliminate the source of the hill giant threat, yet the brutes have little information other than the name of their employer—a mysterious giant calling herself the Storm Queen, whose anger and hatred have transformed over the course of years into a murderous plan that could cost hundreds of innocent lives.

When an old beggar shows up filthy and injured on the doorstep of the Augustana Pathfinder Lodge in Andoran and demands to be recognized as Andoran's one true Emperor, Venture-Captain Wallace is inclined to chase him off. But when the old beggar reveals a wayfinder and tells a tale of demons and portals to another world beneath the streets of Augustana, Wallace summons you from Absalom to investigate. Will you make it through sewers, swarms, and sanctuaries to uncover the truth or will the dangers of the Augustana underworld consume you forever?

Everyone in the fishing town of Ilsurian is excited when the legendary Umbra Carnival rolls into town—even if the show is run by members of the much-maligned Varisian ethnic group. With strange and exotic beasts, scandalous performances, games of chance, and all the other fun of a traveling fair, who could resist such an opportunity for entertainment?

The deserts of Osirion—land of pharaohs and ancient tombs—hide not just untold wonders, but also unspeakable dangers. When the vast sand dunes part to reveal the ancient pyramid of the legendary Pharaoh of Sphinxes, glory seekers from across many nations race toward it, each fighting to be the first to claim its wonders. But the storied pharaoh doesn't rest quietly within this monument, and his tomb was designed to slaughter any who would dare trespass.

When the iron mines that made Dustpawn so prosperous played out not long after the Goblinblood Wars of Isger ended, the city shifted its focus from mining to goat herding with quite a bit of success. Things have, as a result, been quiet and calm in Dustpawn for the past several years, but that quiet is shattered the night a strange falling star roars across the sky above town to crash somewhere in the hills several miles to the south. When several locals eager to find the fallen star and strip it of its ore go missing, it becomes apparent that whatever has fallen from the sky is much more than a mere meteorite. There are those in town who claim the falling star was in fact a ship, and now a strange malady is creeping through the townsfolk.

The coastal city of Magnimar is no stranger to crime, yet recently, a series of murders has sent a chill through the early morning streets. Someone—or something—is stalking and killing worshipers of Sarenrae, the goddess of the sun. The city guard is prepared to ambush the murderer, but they need help—help of the kind that adventurers are so good at providing. What is the sinister truth behind these violent acts?

The knightly order known as the Glorious Reclamation continues its crusade against diabolic Cheliax, conquering the town of Kantaria, where the goddess Iomedae once ruled as a mortal. The villainous adventurers, now official agents of House Thrune, must retake the town, depriving the knights of a valuable holy site. Can the evil characters earn greater infamy and prestige by dealing the Glorious Reclamation a serious defeat in their most substantial territorial gain so far, or will the knights' rebellion continue unchecked across Cheliax?

Part 5 of the Carrion Crown Adventure Path takes place in Ustalav's capital Caliphas. The heroes are in the city to follow the trail of evidence left by the neromantic cult The Whispering Way and strengthen their bonds with the mysterious Order of the Palantine Eye. Whilst in the city, they uncover a string of murders. When they discover that all the victims were vampires, they descend into the underground vampire city and have the possibility to form a tentative alliance with the vampire clans. If they help solve the murders, the vampire lord promises to help them on their quest. What role do the deadly necromancers have in the undead murders plaguing Caliphas? What secret grudge exists between the cult and the rulers of the night? And will the heroes be able to save the capital without sacrificing their very souls? This book includes: - “Ashes at Dawn,” a Pathfinder RPG adventure for 11th-level characters, by Neil Spicer - A gazetteer of fog-haunted Caliphas, the mysterious and deadly capital of Ustalav, by F. Wesley Schneider - A terrifying look into the blasphemous church of Urgathoa, goddess of gluttony, disease, and the undead, by Sean K Reynolds - Laurel Cylphra’s attempt to steal a soul stealer in the Pathfinder’s Journal, by F. Wesley Schneider - Six new monsters by Crystal Frasier, Patrick Renie, and Sean K Reynolds

For decades, the tiny village of Ravenmoor has existed quietly on the upper reaches of the Lampblack River. Linked to the outside world only by an overgrown, mostly forgotten trail, the villagers are comfortable with their isolation. Certainly, the lack of a village inn, the oppressive humidity, and the bug-infested moors and swamps that surround the village do little to encourage visitors. When a clerk in the city of Magnimar discovers that, due to a clerical error, the village of Ravenmoor hasn’t paid taxes in years, a tax collector is sent to the distant community to settle accounts with its mayor. When the tax collector fails to return, however, a group of adventurers must travel to the town during its Founders’ Feast celebration to investigate his disappearance.

The deep waters of the Hellmouth Gulf have long concealed ancient mysteries, both wondrous and terrible. But these secrets have been submerged for too long, and the remote coastal village of Blackcove has accidentally awoken a slumbering horror from a bygone age. Strange creatures now venture from beneath the waves to steal townsfolk away in the dark of night.

Following the opening of its necropolis, the city of Wati is overrun by hordes of the unquiet dead. The heroes must once more brave the abandoned streets and dusty tombs of Wati’s necropolis in search of the powerful artifact called the Mask of the Forgotten Pharaoh, as well as the necromancer who is using it to create the undead uprising. But mysterious masked cultists also seek the artifact so they can bring a pharaoh from the ancient past back to life. Can the heroes defeat the evil necromancer and return the deceased to their graves, or will Wati truly become a city of the dead?

The logging town of Falcon’s Hollow has been through rough times—first a kobold tribe abducted the town’s children for an evil ritual, then an unknown force reanimated the defeated kobolds to attack the town. Now a horde of zombies approaches and a mysterious evil gathers power in the north, tainting wildlife and the buried dead, its presence hinting at ancient evils better left undisturbed.

A desperate refugee emerges from the earth's depths in shadow-cloaked Nidal with an urgent pleas. A new faction in the subterranean dark folk city of Lyrudrada -- a wicked cult called the Reborn -- seeks a fabled artifact called the Cradle of Night. Vanished demigods of the Shadow Plane once used this artifact to craft the elusive caligni race, and the Reborn want to use it to shroud the world in darkness once more. Cursed with the stain of shadow, the heroes must battle their way through the tomb of an ancient horselord chieftain before descending to Lyrudrada. Plots and schemes run rampant in this city riven with political upheavals and back-alley bloodshed, and the heroes must collect allies and information to confront the Reborn in their fortified fane. With the mysterious masters of the caligni race arrayed against them, can the heroes hope to shed their shadowy curse and claim the Cradle of Night?

In Old Korvosa, nightmare-spawned horrors begin stalking the district's shiver addicts, sparking a manhunt to bring those responsible to justice. What role does the strange cult known as the Brotherhood of the Spider play in the mysterious deaths, and why is the veil between the dreaming and waking worlds so thin? To solve these mysteries and others, the heroes must walk the unseen paths of Bridgefront's occult underworld, and even enter the Dimension of Dreams itself to unravel the web of intrigue concealing the cult's deadly machinations. But what will happen when the heroes' own dreams turn against them, and what becomes of those who uncover esoteric secrets too terrible to know? Beset by dangers from their own minds, the heroes must race against time to save Korvosa—and their sanity.