While visiting Switzerland, an American college professor, Adam, keeps running into a divorced British secretary, Patricia, wherever they go.
First their cars collide.
Then they smash into one another on a ski slope, each breaking a leg.
In between numerous quarrels, the two develop lust and love.
They hastily marry, but the disagreements continue.
Patricia decides to leave, so Adam decides to fake a suicide.
They lose and find each other, again and again.