Amy was five when she vanished during a family trip, only to be found hours later, clutching a golden acorn and claiming to have visited fairies. Now she's eighteen and the fairies are calling her back.
While attending a wedding deep in the Antrim glens, the voices grow darker and their song takes hold. Not sure if she's mad or if the fairies are real, she flees, drawing well-meaning Simon into her fairy-fuelled roadtrip.
To escape their hold, she must confront long-hidden secrets, and find a truth which may not be hers to unearth.
But, even then, the fairies may not let her go....