Before an ambush by enemy soldiers, Lord Cassia was an engineer's apprentice on a mission entrusted by the king. When plague sweeps over the land, devastating the kingdom, even Cas's title cannot save him from a rotting prison cell and a merciless sickness. Three years later he wants only to return to his home in the mountains and forget past horrors. But his castle has become a refuge for the royal court... and they have brought their enemies with...

After his thievery conviction in 1724, Oliver Cromwell Pitts is sent from England across the Atlantic to America where he is enslaved on a tobacco farm, never giving up on finding his sister, Charity, brought to the colonies on a different ship.

When the Imagination Station sends time-traveling cousins Patrick and Beth to a ship that is captured by the British during the Revolutionary War, they are befriended by James Forten, a free Black of Philadelphia, and help save the life of an imprisoned boy dying of scurvy. Includes a secret word puzzle.