In The Son of Neptune, Percy, Hazel, and Frank met in Camp Jupiter, the Roman equivalent of Camp Halfblood, and traveled to the land beyond the gods to complete a dangerous quest. The third book in the Heroes of Olympus series will unite them with Jason, Piper, and Leo. But they number only six--who will complete the Prophecy of Seven? The Greek and Roman demigods will have to cooperate in order to defeat the giants released by the Earth Mother, Gaea....

When the goddess Artemis disappears while hunting a rare, ancient monster, a group of her followers joins Percy and his friends in an attempt to find and rescue her before the winter solstice, when her influence is needed to sway the Olympian Council regarding the war with the Titans.

Billy, recently deceased, keeps an eye on his best friend, fourteen-year-old Eddie, who has added to his home and school problems by becoming mute, and helps him stand up to a conservative minister and English teacher who is orchestrating a censorship challenge.

Fifteen-year-old Dashti, sworn to obey her sixteen-year-old mistress, the Lady Saren, shares Saren's years of punishment locked in a tower, then brings her safely to the lands of her true love, where both must hide who they are as they work as kitchen maids.

Recounts the adventures of Mibs Beaumont, whose thirteenth birthday has revealed her "savvy"--A magical power unique to each member of her family--just as her father is injured in a terrible accident.

Teased for his youth and diminutive stature, twelve-year-old Fletcher Moon is a fully-licensed detective who, while investigating his first case, is framed for arson and must team up with his prime suspect to clear his name and find the real criminal.

"June and Day have sacrificed so much for the people of the Republic--and each other--and now their country is on the brink of a new existence. Just when a peace treaty is imminent, a plague outbreak causes panic in the Colonies, and war threatens the Republic's border cities"--

After angering his father, Zeus, the god Apollo is cast down from Olympus. Now a weak and disoriented teenage boy in New York City, the four-thousand-year-old deity can think of only one place to go... an enclave of modern demigods known as Camp Half-Blood.

October 11, 1943: A British spy plane crashes in Nazi-occupied France. Its young pilot and passenger are best friends. One of the girls has a chance at survival. The other has lost the game before it's barely begun. As a secret agent captured in enemy territory, "Verity" is living a spy's worst nightmare. Her Nazi interrogators give her a choice: reveal her mission or face a grisly execution. As she intricately weaves her confession, Verity uncovers...