The rise of a new queen has shattered the ancient peace of the Ice Spires. For more than a year, the giant tribes standing ready to invade Hartsvale have been held at bay by a lone scout armed with a single golden arrow. But time has now run our for the lonely realm. When giants trap Queen Brianna in a remote citadel, Tavis Burdun must undertake a harrowing journey to summon help - entrusting Brianna's safety to a rival for her love. The scout soon learns that the greatest danger to his beloved is posed not by the horde of giants gathering to storm the citadel, but by a spy lurking within. To save his beloved, Tavis must unmastk the traitor.