Instruct: Classify Amazon reviews into positive or negative sentiment
Query: The saga of Caewlin, a leader of men

Book Two of the "DragonFire" fantasy series by Jana G. Oliver, The Summoning Stone is an impressive and entertaining epic with a particularly Celtic mythos feel. It is the saga of Caewlin, a leader of men and his hazardous quest to defend his people and clan from a murderous conqueror. The fire-haired healing woman Aithne and Belwyn, the eldest son of a rival house rise with Caewlin to meet the ultimate challenge in this fantasy saga set in a far-off world of dragons, magic, and a land steeped in centuries of lore and ancient power.