The Secret Labyrinth

Twelve year old Halley Armstrong is living on a wild Scottish island, where every 18 years a special full moon appears to dance along the ancient standing stones of Callanish. Halley's astronomer father is preparing to capture the rare event, but the moon has a mysterious power unknown to the scientists.

When Halley has an encounter with what could be a mermaid, a woman with webbed feet who draws Halle...