Drop a token into the slot, the number of tokens is shown on the CREDIT meter. Drop a ball by using the "DROP" button. In case, a ball goes into the SHEEP holes, sheep will proceed, but a ball goes into the WOLF holes, wolf will proceed. In case, a ball goes into the "ME ME CHANCE",the roulette begins to blink and stop. In case, stops at sheep mark, sheep will proceed, but stops at wolf mark, wolf will proceed. If wolf catch up with sheep, the game is over. Can stop the game at any time by using the "STOP" button while sheep is ahead of wolf.