Inflamed by his readings of chivalric novels, Don Quixote, a knight with a sad face, accompanied by Sancho Panza, a peasant steeped in common sense, decides to set off across the world in search of improbable adventures.

When one of their number tries to tear away the veil from the face of a woman of Morocco, five French tourists find themselves cursed by an Arabic sorcerer to die in a specified order before the next new moon appears - and one by one, in different ways, they begin to die as predicted...