In this third book of the acclaimed series, Percy and his friends are escorting two new half-bloods safely to camp when they are intercepted by a manticore and learn that the goddess Artemis has been kidnapped.
Lucy Moon is the kind of girl who loudly supports animal rights - during hunting season. She wears a woven cap made of hemp in support of third world workers. Lucy Moon is the kind of girl who spots injustice and isn't afraid to fight it. So when two of her classmates are caught sledding on Wiggins Hill and the local paper refuses to report it - or the role of Ms. Ilene Viola Wiggins, richest woman in town, in the arrest - Lucy begins a campaign to fight against corruption in her hometown - and for sledding rights on Wiggins' hill.
When sixteen-year-old Beka becomes "Puppy" to a pair of "Dogs," as the Provost's Guards are called, she uses her police training, natural abilities, and a touch of magic to help them solve the case of a murdered baby in Tortall's Lower City.