Newly promoted to captain, William Brewer is tasked to serve and defend British interests in the waters off Brazil.
But who defines what constitutes Britain's Interests? Portugal's former colony is declaring independence, and an independent Brazil might better serve Britain's economic development.
King George, however, chooses to support Portugal's monarch and his efforts to retain the colony.
At the very least, Portugal's king wants to retrieve the royal treasury that was sent to Brazil for .