Two people: Leon Kaufman and Mahogani. The first is an ordinary accountant—once he’d been fascinated by New York. The second is a metro maniac who does his horrible business punctiliously and pedantically—no fuss, no flourish. The first stayed at work late, and the second only goes out on his hellish trade at such an unusual time. By a strange coincidence, Leon, heading home, got into the very same train where that night Mahogani was doing his bloody work. But Mahogani isn’t young anymore—and he needs a successor…