H e left the black-wrapped mattress on the floor, with his keys at its exact center, the toothbrush and toothpaste on the edge of the sink, the wire hangers on the old rack that concealed the bug Alejandro had shown him. He closed the door behind him for the last time and left the building, stepping out into a startlingly fresh bright day, a new sun starting to warm the winter’s residue of dog turds.