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

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.

When Pathfinder alchemist Andrax d'Aponte contracted a mysterious wasting sickness, he set his mind to feverishly researching the disease and its cures. With the rare skeleton moon hanging in the sky above Absalom, the Decemvirate sends you to an ancient siege castle outside the city to recover d'Aponte's research notes and inquire about his involvement in recent Pathfinder deaths in Osirion. What you find, however, is a man changed by madness and paralyzed by paranoia and fear. Will you survive the night of the skeleton moon?

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.

On the trail of Baba Yaga, the heroes find themselves transported to the barbaric land of lobaria on the far-off continent of Casmaron. They must explore three ancient, mystically linked dungeons in search of more clues to the fate of the Queen of Witches, while contending with savage centaurs and demon-worshiping frost giants who seek to claim Baba Yaga's secrets for themselves.

The Rise of the Runelords Adventure Path begins here, in the small coastal town of Sandpoint. Five years after a tragic fire and spate of brutal murders, the people of Sandpoint eagerly anticipate the Swallowtail Festival to commemorate the consecration of the town's new temple. At the height of the ceremony, disaster strikes! In the days that follow, a sinister shadow settles over Sandpoint. Rumors of goblin armies and wrathful monsters in forgotten ruins have set the populace on edge. As Sandpoint's newest heroes, the PCs must deal with treachery, goblins, and the rising threat of a forgotten empire whose cruel and despotic rulers might not be as dead as history records.

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?

After an Andoren village is razed by the Hydra's Fang, a renegade Chelish slaver-ship, outrage threatens the stability of both nations. You and your fellow Pathfinders are sent to capture the Fang before the Inner Sea is pitched into political frenzy.

The Mummy's Mask Adventure Path begins with "The Half-Dead City," an exciting new adventure in the pyramid-laden realm of Osirion, Land of Pharaohs! In the city of Wati, the church of Pharasma holds a lottery allowing explorers to delve the tombs of the city's vast necropolis in search of the nation's lost glories. In the course of investigating dusty tombs and fighting their ancient guardians and devious traps, the heroes encounter a group of rival adventurers intent on keeping one tomb's treasures for themselves. At the same time, the heroes learn that a dangerous artifact has been stolen from the tomb. Can the adventurers defeat their rivals, or will they fall to the undead defenders of the city's necropolis?

From a ruined theater in the run-down Puddles district of Absalom, a goblin hero and self-styled king rules over the nearby goblins. Shifting foundations beneath the playhouse have revealed ruins from Absalom's early history, and the goblin king has put out a call for explorers to search the area and clear out its dangers. The Pathfinder Society has answered the call. They aren't the only group that is interested, however, and they must prove themselves to earn the right to enter these lost chambers.

More than a millennium has passed since the "machine mage" Karamoss's failed siege of Absalom, and for years the Pathfinder Society has used upper reaches of his subterranean siege tower as a training ground for initiates. During a routine drill, the once-dormant dungeon springs to life, and it will take all the PCs' resourcefulness and skill to make it out alive.

Her Infernal Majestrix Queen Abrogail II of Cheliax summons her agents to the city of Egorian to address the current crisis with the Glorious Reclamation. Upon arriving in the bustling capital, the adventurers find themselves swept up in the cutthroat politics of the imperial court. To impress the queen and secure a royal audience, the wicked characters must scour the City of Thorns to root out and eradicate a secret organization that works to free halfling slaves. But to truly earn Queen Abrogail's trust, the adventurers must perform a sacrifice for the queen to renew House Thrune's contract with Hell, and there are many—both within the court and without—who wish to see the monarch dethroned.

For years, the knights of Mendev have held back the evil locked inside the Worldwound, a vast, demon-tainted landscape. Every few years, they anoint a new protector, a sacred guardian charged with pitting his will against the teeming hordes bent on devouring the very souls of the living. This year, something has gone horribly wrong, and now a bloodthirsty demonic army has overrun the ancient fortress, and threatens to pour into the surrounding countryside.

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?

When a Pathfinder Society Priest of Nethys disappears in northern Geb while studying the Mana Wastes, the Society sends you to uncover her whereabouts and find her journals. Arriving in the town of Bitter End, you find it deserted but for a few mysterious creatures never before seen on Golarion. Those creatures quickly lead to more and soon you're embroiled in a mystery that could effect the very fabric of reality. Will you solve the mystery of Bitter End or find yourself lost forever in the Mana Wastes?

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.

The strange city of Carrion Hill has long loomed over the surrounding swamps in eastern Ustalav, yet its rulers have shifted many times through the centuries. Often enough that only a few sinister scholars and curious minds know the true nature of the hill’s original inhabitants—vile and depraved cultists of the Old Gods. Yet this morning, a dreadful recrudescence rises from the depths of buried nightmare in the vaults below Carrion Hill. A monster stalks the twisted alleys of the city, spreading panic before it and leaving destruction in its wake. Can the Carrion Hill Horror be stopped?

It should have been the end. When the bloodthirsty adventurers burst into his throne room and mercilessly cut him down, the tale of Merlokrep, last king of the ill-fated Truescale Tribe, should have ended. But the fates weren’t yet finished with the Kobold King, and now a dark power has brought him back from the dark beyond to wreak his vengeance upon those foolish adventurers who destroyed his tribe.

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.

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?