In a small town in California's San Joaquin Valley, 14-year-old Homer Macauley is determined to be the best and fastest bicycle telegraph messenger anyone has ever seen. His older brother has gone to war, leaving Homer to look after his widowed mother, his older sister and his 4-year-old brother, Ulysses. And so it is that as spring turns to summer, 1942, Homer Macauley delivers messages of love, hope, pain... and death... to the good people of Ithaca. And Homer Macauley will grapple with one message that will change him forever - from a boy...