Season 3 details verified November 4, 2026.

The Golden Fleece saved Camp Half-Blood and brought Thalia Grace back. In The Titan’s Curse, her return gives Olympus a new problem: a daughter of Zeus is close to turning sixteen, the age at which a child of the Big Three could determine the fate of the gods. Then Annabeth disappears, and Percy has a more immediate reason to go looking for the Titans.

Percy Jackson and the Olympians Season 3 adapts Rick Riordan’s third Percy Jackson novel. Disney released the official trailer on November 2 and confirmed a two-episode premiere on Friday, November 20, 2026, on Disney+ and Hulu in the U.S., with two episodes arriving each week afterward. The trailer sets up the search for Annabeth.

Spoiler warning: This recap reveals the ending of The Titan’s Curse, including character deaths and a major parentage reveal. The events below describe Rick Riordan’s novel.

What to Remember From The Sea of Monsters

The Golden Fleece heals the poisoned tree that protects Camp Half-Blood and restores Thalia to human form. She and Annabeth share a history with Luke Castellan, who once looked out for them and now serves Kronos. That history matters when Luke tries to persuade Thalia to join him.

The Great Prophecy concerns a child of Zeus, Poseidon or Hades reaching sixteen and making a choice that determines Olympus’s fate. Percy, as Poseidon’s son, is already a candidate. Thalia is closer to sixteen, which makes her return especially consequential. Keep this prophecy separate from the Oracle’s prediction about the five travelers on the rescue mission.

How Annabeth Disappears and the Hunters Join the Quest

Grover finds two demigod siblings, Bianca and Nico di Angelo, at Westover Hall. Percy, Annabeth and Thalia arrive to help, but a manticore posing as a school official attacks them. The Hunters of Artemis intervene, and the manticore goes over a cliff with Annabeth. Bianca accepts Artemis’s invitation to join the Hunters, a choice that gives her a life beyond looking after Nico.

Artemis leaves to track a creature that could endanger Olympus and is captured herself. Her lieutenant, Zoë Nightshade, leads the rescue mission with Bianca, Thalia and Grover. A Hunter named Phoebe is supposed to go, but is incapacitated before departure. Percy follows without permission and eventually becomes the fifth traveler. The Oracle has warned that two members of the party will die, and that one will perish at a parent’s hand.

Why Bessie Matters and What Happens to Bianca

The creature Artemis was hunting is the Ophiotaurus, a half-cow, half-serpent Percy calls Bessie. Percy helps free it from a net early in the book. The danger comes from what someone could do to it: sacrificing the creature and burning its entrails would grant the power to overthrow the gods. Luke later tries to get Thalia to use that power against Olympus.

Before the group reaches Artemis, they cross a junkyard belonging to the gods. Bianca takes a Mythomagic figurine for Nico, and a giant bronze automaton, a prototype of Talos, attacks. She climbs inside it to stop it and dies in the attempt. The figurine is a small detail worth remembering. Bianca wanted the freedom to choose a life of her own, and she was still thinking about Nico when she picked it up.

The Ending Explained: Who Holds Up the Sky?

The Titan directing the trap is Atlas, the figure from Greek mythology condemned to hold up the sky. Annabeth has already borne that weight, and Artemis takes it from her to keep her alive. With Artemis pinned beneath the sky, Atlas is free to fight.

Percy takes the burden from Artemis so she can fight Atlas and force him back into his place beneath the sky. Thalia rejects Luke’s offer to join him and knocks him off the mountainside, though Percy later learns Luke survived. Annabeth and Artemis make it out. Zoë, already wounded by the dragon Ladon, dies after Atlas strikes her. Atlas is her father, fulfilling the Oracle’s warning. Artemis honors Zoë by placing her among the stars.

The sequence that gives the ending its force is the handoff from Annabeth to Artemis to Percy. Each takes on the same burden for a different reason. Artemis does it to spare Annabeth, and Percy does it because freeing Artemis gives them a chance against Atlas. By the time Atlas is back under the sky, the book has made an old myth feel like a series of choices about who carries the cost of keeping someone else alive.

Why Thalia Joins the Hunters and Who Nico’s Father Is

At the winter solstice meeting, the Olympians decide to keep Bessie safe on Olympus. Thalia joins the Hunters of Artemis just before turning sixteen and takes Zoë’s place as lieutenant. As a Hunter, she stops aging, taking herself out of immediate contention for the Great Prophecy. That seems to leave Percy as the next candidate.

Then Percy tells Nico that Bianca died. Nico blames Percy, and when skeletal warriors appear, Nico sends them into the earth. Percy realizes that Nico and Bianca are children of Hades. Nico runs away, and Percy, Annabeth and Grover agree to keep his parentage secret. The book ends with another possible child of prophecy in play, and he has a personal reason to distrust Percy.

Which Percy Jackson Book Comes Next?

The Battle of the Labyrinth is book four, followed by The Last Olympian. If you’re catching up from the start, read The Lightning Thief, The Sea of Monsters and The Titan’s Curse in that order. Percy Jackson books in order

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