In 1710, William Castle and his wife, Grace inherit the family company. When William's older brother, George, learns his nephew is next in line instead of him, he is furious. He vows revenge...
On Samuel's tenth birthday, he receives a telescope as a special gift from his father. It's the only thing left behind when he mysteriously disappears. He is found on board a ship heading for Lisbon, Portugal, and he's not alone.
A second stowaway is soon discovered, and whilst docked in Lisbon, a slave boy is rescued by the crew. But before the boys can get to know one another, a terrifying storm hits the ship and strands them at sea.
It's here they will face their greatest threat to their future, and where they will discover what's truly important.