Jack and Annie travel back to the deadly era of the American Civil War. They land near a Union Army camp on a Sunday morning. They find themselves searching for a rare artifact on a battlefield, but they soon encounter a young, scared drummer boy. They learn about the devastating realities of the conflict, the immense suffering, and the deep emotional divide between families caused by the war. Their mission forces them to navigate the tense atmosphere of the military camp and the emotional toll of the conflict before successfully completing their task for Morgan le Fay. The adventure is a somber look at a difficult period in history. They must find a rare artifact on the battlefield.