In a desperate attempt to pay off his debts, Kostas decides to rob his best friend Vassilis.

Tungsten deals with the idea of electricity as a metaphor, the scenery is urban, and the plot is unfolded during a single day. One day in Athens, continuous outages, and a final blackout, caused by the strike of technicians at the electricity company. A day during which, six people's lives are being crossed and diverted.