1628. Embarking on a journey in search of her father, a young girl called Mayken boards the Batavia, the most impressive sea vessel of the age. During the long voyage, this curious and resourceful child must find her place in the ship's busy world, and she soon uncovers shadowy secrets above and below deck. As tensions spiral, the fate of the ship and all on board becomes increasingly uncertain. 1989. Gil, a boy mourning the death of his mother, is placed in the care of his irritable and reclusive grandfather. Their home is a shack on a tiny fishing island off the Australian coast, notable only for its reefs and wrecked boats. This is no place for a teenager struggling with a dark past and Gil's actions soon get him noticed by the wrong people.