A 52-year-old cab driver drives stolen cars to taxi his clients through the streets of Barcelona.

Jordi is going to make it big, cost what it may, juggling a stock exchange portfolio; Cristina combines booze, drugs and sex in the celebration of her birthday; and Pau, in search of strong emotions, turns to violence, xenophobic attitude. Three young protagonists flee towards the future in the pursuit of an illusory happiness.

Trash tells the story of several characters that transport us to a social reality that is reflected in our personal relationships: the current culture of disposable relationships.