Six different writers wrote a scene each of this romantic comedy featuring the marriage and turbulent relationship of Joseph and Sarah, with Joseph's best friend Frank trying hard to cope with letting the love of his life marry his best friend.

The Maclean brothers, Paul and Norman, live a relatively idyllic life in rural Montana, spending much of their time fly fishing. The sons of a minister, the boys eventually part company when Norman moves east to attend college, leaving his rebellious brother to find trouble back home. When Norman finally returns, the siblings resume their fishing outings, and assess where they've been and where they're going.

The lives of two families, one white American, one native American, become mingled through the momentous events of American expansion, between 1825 and 1890.