木厂每天都有牌局，交手的有青年胜艺，安教授，崔女士和木厂主人金氏四人。一天胜艺偶然地看到安教授的记事本上写有奇怪的数字，并开始跟踪安教授，从而发现了安教授不可告人的秘密……

Fourmiddle-agedmenandwomenspendtheirweekendsinacountryhorseranch,constantlyplaying‘Go-stop’.Whenapuzzlingdeathcomestooneofthem,ayoungworkerattheranchi