Heir to Sevenwaters, Clodagh, and her five sisters are the daughters of a great chief. Their cousin johnny is next in line to be Heir to Sevenwaters. Then Clodagh's mother has a son and he is next in line. Then trouble starts to stir. Johnny's men are acting suspicious and Clodagh's mother,with no strength to get out of bed leaves the baby in her hands. That is when the baby goes missing and a changeling in his place. now no one trusts Clodagh and they all think that she is insane because she is the only one that can actually realize that (Finbar) is actually a way to find her brother. Finbar is a baby of sticks and stones,but he cries,eats and sleeps just like a normal child. Clodagh then sets out on the journey to find the, Heir to Sevenwaters.