Based on the true story of Johnny Clem, who gained fame for his bravery during the Civil War at the age of 11. When Johnny ran away from home to join the Union Army as a drummer boy, no one ever expected the pint-sized patriot to stand tall in the face of the enemy, beating out a rhythm of courage and rallying the Union troops in the war's darkest hours. But after Johnny's sent on a secret mission he's captured by the enemy. Will he escape? Join Johnny on his historical journey in this high-spirited drama brimming with danger and unparalleled valor.