In 1944, a high school science teacher reads a newspaper ad, “Physicists Needed for Project X: a Project that will Win the War.” Eager to aide in the war effort, he immediately whisks his young family off to a secret city in the hills of Tennessee where he soon learns that his assignment is much heavier than he anticipated. As the weight of the responsibility and secrecy threatens to pull his family apart, he must make a choice that will affect the lives of generations to come. Based on a true story.