 The narrator offers to drive her home, but soon invites her over to his place for a drink.One thing leads to another, as he pulls out an ornate chess set, and challenges her to a game, on the pretext that they were not able to play against each other at the tournament.He then proposes a wager- if she won, he would hand her ten pounds, but if he won, she would take off a piece of clothing, or an accessory.