In a ruined and toxic future, a community exists in a giant underground silo that plunges hundreds of stories deep. There, men and women live in a society full of regulations they believe are meant to protect them.

A series of hilarious, romantic, fateful encounters holds a mirror up to life in a distinctly twisted, modern world.

As her marriage dissolves, a Manhattan writer takes driving lessons from a Sikh instructor with marriage troubles of his own. In each other's company they find the courage to get back on the road and the strength to take the wheel.