When Zaki finds an ancient skeleton, he doesn't realise he has stumbled on a mystery that goes back generations – a mystery that involves ruthless shipwreckers, an immortal girl and sinister powers. Zaki's family is a mess and Zaki's in trouble at school. Nobody seems to be on his side until he meets the new girl, Anusha. Together they must face the dangers of the sea and the evil that Zaki has released from Devil's Rock.