Irish teenager JJ Liddy discovers that time is leaking from his world into Tir na n'Og, the land of the fairies, and when he attempts to stop the leak he finds out a lot about his family history, the music that he loves, and a crime his great-grandfather may or may not have committed.Irish teenager JJ Liddy discovers that time is leaking from his world into the land of the fairies, and as he attempts to stop the leak he finds out about his family history and a crime his great-grandfather possibly committed.