The Government has been taken care of. The children have been released from camp. The only lose tie left to fix is Liam. Ruby has a way to get his memory back. Whether it will work or not, is the unanswered question. He was her rock. Her foundation. Without him, she's nothing. And he doesn't remember any of it. But if Ruby is going to save Liam's memory, she has to find him first.

Annabeth Chase has escaped through the doors of death, but has left behind Percy Jackson in Tartarus by force. She will do anything, and everything in her willpower to save him. Even if it means possibly sacraficing herself.