The ceremony of the old giving way to the new, the young breaking away from what is old, may well be the one constant in the ceaseless flux of American life. Fire Sermon reenacts this ceremony in the entangled lives of three young people and one old man. A chance meeting on the highway links a hippie couple to the eastward journey of an old man and a boy. For the boy it is a daily drama testing and questioning his allegiance. To which world does he belong? To the familiar ties and affections of the old or the disturbing and alluring charms of the new?