America, late 1940s. Two twins are secretly separated at birth. One remains with his parents - a teacher and an insurance agent, and his half-brother turns out to be the son of a millionaire and his high-society wife. They grow up not knowing about each other's existence. One heroically serves in Vietnam and becomes a successful banker. Another practices law and politics and is elected senator. One is a conservative, the other is a democrat. Everything is different, but fate constantly pushes them towards each other, and after half a century they finally meet to find out the truth...