Storm Keeper Trilogy 4 Books Collection Set by Catherine Doyle (Lost Girl King)

The Storm Keeper’s Island

When Fionn Boyle sets foot on Arranmore Island, it begins to stir beneath his feet ... Once in a generation, Arranmore Island chooses a new Storm Keeper to wield its power and keep its magic safe from enemies. The time has come for Fionn's grandfather, a secretive and eccentric old man, to step down. Soon, a new Keeper will rise. But, deep underground, someone has been waiting for Fionn. As the battle to become the island's next champion rages, a more sinister magic is waking up, intent on rekindling an ancient war.

The Lost Tide Warriors

Fionn Boyle has been Storm Keeper of Arranmore for less than six months when thousands of terrifying Soulstalkers arrive on the island. The empty-eyed followers of the dreaded sorceress Morrigan have come to raise their leader and Fionn is powerless to stop them. The Storm Keeper's magic has deserted him and with his grandfather's memory waning, Fionn must rely on his friends Shelby and Sam to help him summon Dagda's army of merrows. But nobody else believes the ferocious sea creatures even exist. And how can he prove he's right without any magic? As Fionn begins his search for the lost army, the other islanders prepare for invasion. The battle to save Arranmore has begun.

The Storm Keepers' Battle

Fionn Boyle, Storm Keeper of Arranmore, is facing the fight of his life. The terrifying all- powerful sorceress Morrigan has been raised from the dead and has sealed off the island from all help Fionn is the only thing that stands between her and a dark future. He's got to find a way to defeat her. But there are some terrible choices in store for Fionn as the dark sorcerer begins to take his nearest and dearest for her own. With only two candles left to burn, will Fionn master his powers in time to stop her.

The Lost Girl King

Amy and Liam Bell have been packed off to stay at Gran's house in the wilds of Connemara for the summer. Out for a walk on the first morning of their holiday, they trace the flight of a hawk to a nearby waterfall - only to watch the bird disappear through it. Intrigued, the children follow and soon realise they've discovered the entrance to Tír na nÓg, the legendary land of eternal youth.But they've been tricked. Almost immediately Liam is captured by a troop of headless horsemen who take him to Tarlock, the ruling sorcerer of Tír na nÓg, who is seeking the bones of a human child for a sinister new spell...