last human on earth?

A middle-aged man standing alone amidst the ruins of a cityscape. His clothes are tattered, weathered by time and use. He's got a rugged look, with a thick beard and unwashed hair. The buildings around him are crumbling, overgrown with moss and plant life. Roofs have caved in, windows are shattered, and remnants of the city's past life are scattered around - a child's tricycle, a faded billboard. The sky is a swirl of orange and purple