Seven demigods, one dying goddess, and a statue that must cross an ocean to stop a war.
Who drives the story
Son of Jupiter, torn between camps, stabbed by a ghost and healed by a choice. He promises to honor the minor gods as Pontifex Maximus and contains Gaea with storms at the climax.
Daughter of Aphrodite whose voice wins fights blades can't. She charmspeaks Gaea herself to sleep when nothing else can hold the goddess.
Son of Hephaestus who plans his own death and comes back from it. He rides Festus into a supernova of fire, then resurrects to keep his vow to Calypso.
Son of Hades carrying grief, exile, and a secret crush on Percy. He turns a man into a ghost, helps sabotage the Roman onagers, and finally chooses to stay at Camp Half-Blood.
Son of Poseidon, veteran of two wars, whose blood on ancient stones wakes Gaea. He and Annabeth plan to move to Camp Jupiter for college after graduation.
Daughter of Athena, infiltrator of Ithaca and fighter at Sparta. Wounded at the Acropolis, her spilled blood becomes the trigger for Gaea's rising.
Daughter of Pluto, survivor of Nike's deadly games and the storm in the Aegean. She is one of the two Leo trusts with his plan to die and return.
Primordial goddess of the earth, waking on the blood of demigods. Charmed to sleep, then atomized by fire and onager shot, scattered too thin to ever think again.
Son of Apollo and head of the Apollo cabin, Nico's ally in sabotaging the onagers. He becomes the person Nico might want a future with.
Goddess of victory who runs Olympic games where losing kills. Captured by the four, she reveals the death prophecy and the Physician's Cure.
Also in the story
Praetor of Camp Jupiter and daughter of Bellona, hauling the Athena Parthenos home while confessing she killed her father's spirit. She kills the giant Orion and ends the Greek-Roman war.
Son of Mars and descendant of Poseidon, praetor of Camp Jupiter. He gets the Pylosian mint from his shapeshifter relatives and learns Leo's sacrifice plan.
Satyr chaperone with a valkyrie's appetite for battle. He shadows across the Atlantic with Reyna and Nico and hears Reyna's darkest confession.
Augur of Camp Jupiter whose paranoia drives the Roman assault. He fires the onager that helps destroy Gaea—and accidentally launches himself to his death.
Giant bane of Apollo and Artemis who massacres Hunters and Amazons in San Juan. Reyna kills him with her mother's help and Athena's blessing.
How they are connected
He promises to honor the minor gods as Pontifex Maximus and contains Gaea with storms at the climax.
She charmspeaks Gaea herself to sleep when nothing else can hold the goddess.
Son of Hades carrying grief, exile, and a secret crush on Percy.
Reyna Avila Ramírez-ArellanoOrion
She kills the giant Orion and ends the Greek-Roman war.
Son of Poseidon, veteran of two wars, whose blood on ancient stones wakes Gaea.
He and Annabeth plan to move to Camp Jupiter for college after graduation.
Wounded at the Acropolis, her spilled blood becomes the trigger for Gaea's rising.
He gets the Pylosian mint from his shapeshifter relatives and learns Leo's sacrifice plan.
Daughter of Pluto, survivor of Nike's deadly games and the storm in the Aegean.
She is one of the two Leo trusts with his plan to die and return.
He shadows across the Atlantic with Reyna and Nico and hears Reyna's darkest confession.
Gleeson HedgeReyna Avila Ramírez-Arellano
He shadows across the Atlantic with Reyna and Nico and hears Reyna's darkest confession.
Go deeper
Sacrifice with a safety net · The war nobody wanted · Minor gods, major debts · Haunted by your own dead
Themes explainedThe full story act by act, the ending explained and a quick quiz.
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