Sin, San Francisco

two images printed on one sheet; left image: view of concrete steps with a wall behind them, with graffitti letters including the word "SIN"; older man wearing dark pants and white short-sleeved shirt seated with knees drawn up at left; young woman wearing a dark skirt and flat shoes, lying down, at right; right image: two young dark-skinned women with bare feet, wearing slacks, seated on a concrete step in front of a wall with graffitti letters including "Aurther"; head and arm of dark-skinned man at left