Demigod Percy Jackson, still with no memory, and his new friends from Camp Jupiter, Hazel and Frank, go on a quest to free Death, but their bigger task is to unite the Greek and Roman camps so that the Prophecy of Seven can be fulfilled.
- ISBN10 1484716213
- ISBN13 9781484716212
- Publish Date 21 February 2017
- Publish Status Transferred
- Publish Country US
- Imprint Disney-Hyperion
- Format Hardcover
- Pages 192
- Language English