In one of his daily wanderings, Ghasem Siah, a young jobless guy who leads a street life, runs into a young American tourist girl who is spending her last day in Tehran. Without understanding each other's words, they strike up a friendship and the girl accepts to sleep with him. But Ghasem doesn't have a place of his own and the girl is about to depart by the next morning. Together they set off on the glistening yet hostile streets of modernizing Tehran of the 70s, in a futile search of a corner...