What happens when voter apathy dismantles democracy altogether? Saramago's gripping novel investigates

Despite the heavy rain, the officer at Polling Station 14 finds it odd that by midday on National Election day, only a handful of voters have turned out. Puzzlement swiftly escalates to shock when the final count reveals seventy per cent of the votes are blank. National law decrees the election should be repeated but the result is even worse. The authorities, seized with panic, decamp from the capital and declare a state of emergency. When apathy and disillusionment renders an entire democratic system useless what happens next?