Peter is the son of Callie Rose and Tobey. Despite his parents' dire warnings about the Liberation Militia (LM), the group of nought freedom fighters, Peter joins them. Peter is not Cross, but neither is he a nought. How can he be accepted into the LM? He wants to fight for equality for noughts and Crosses, but he doesn't know how dangerous a game he will become a part of...

Theo, Izzy and Kyle are three teenagers with one thing in common: they are children of the Ancient Greek and Roman gods; they are demigods, and a new, terrifying evil awaits them for the battle. Forty years since the Argo II, can the new team of three demigods survive this new evil and defeat the ancient enemy that waits for them?