1933. Esmé Carr travels to Australia with her best friend in search of adventure. Left behind is Esmé's adolescent niece. Meggie Elliot has an imaginative and independent frame of mind, but there is mystery surrounding her birth - one she intends to unravel, despite her mother's warnings to leave the past alone. When the truth surfaces it's not what Meggie wants to hear, and Esmé must reconcile the rift between mother and daughter.