KWOK KAU orders his maids to cool him down with their fans while dancing. He simple fails to concentrate at work due to the hot weather and makes a mistake by throwing away all the soak rice. But when NIN realizes it, he proposes to the KING for making use of the soak rice as ingredient, which could solve the problems in draught region. The KING appreciates his wits and appoints NIN to take up the agricultural department. On the other hand, KWOK KAU is redundant indirectly.