It's Zoé's birthday tomorrow, and she and her boyfriend are planning to go to her parents' holiday home by Lake Balaton. Next day's celebrations are not expected to offer any surprises. Zoé has never made so-called bad decisions, until today.

The story revolves around Balint, a Hungarian obstetrician and soon-to-be father, who returns to his native village in north-eastern Romania to face the son he abandoned 17 years ago.