Prior Knowledge

Summer of 1966. The Vietnam war is reaching its height, and Sonny has just enlisted in the United States Marine Corps. On his way home from the recruiting office he meets Joe, a 15-year-old from New York City. The two teenagers form a strong bond and spend every day in each other's company until Sonny leaves for Vietnam.Years later, Hendricks is on a flight home from the war. A chance encounter with a fellow veteran leads him to upstate New York and a career in the New York State Police. But Hendricks is suffering partial memory loss due to trauma he suffered in the war. He needs to build a new life for himself, which he does successfully, until one day he finds himself in a situation that triggers emotions he cannot explain or control.Is Hendricks regaining his lost memories? And what is the significance of Sonny and Joe's friendship all those years earlier? Hendricks's journey is painful. Will it lead him to discover what has eluded him for so long?