Ophelia, a timid eleven-year-old girl grieving her mother, suspends her disbelief in things non-scientific when a boy locked in the museum where her father is working asks her to help him complete an age-old mission.

Rose, nearly sixteen, is used to traveling around with her alcoholic father but connects with the people of a small, coastal Australian town, especially classmate Pearl and reclusive Edie, who teaches her to sew a magical dress for the Harvest Festival while a mystery unfolds around them.