Iris is a shy and dowdy young woman stuck in a dead-end job at a match factory, who dreams of finding love at the local dancehall. Finding herself pregnant after a one-night stand and abandoned by the father, Iris finally decides the time has come to get even and she begins to plot her revenge.

Iris is a shy and dowdy young woman stuck in a dead-end job at a match factory, who dreams of finding love at the local dancehall. Finding herself pregnant after a one-night stand and abandoned by the father, Iris finally decides the time has come to get even and she begins to plot her revenge.