The big salt merchant in Yangzhou, WU KIN, sells salt tickets (official certificate for transporting salt) to small salt merchants. One day, the small merchants join hand together to fight for a reduction in the ticket price. KIN doesn’t know what to do and he turns to his second son TING HIN for help. HIN is an invalid but he is very clever. He gives a surprising advice by asking KIN to increase the ticket price… On the other hand, members of the anti-smuggling camp have successfully taken over Tau’s Fort, the stronghold for salt smugglers. Leader of the fort TAU MANG tries very hard to escape with his family members but his daughter SING SUET’s lover NIP CHI YUEN has been missing since then. As all salt smugglers are arrested, the small salt merchants have no choice but to purchase the salt tickets from KIN in high price. HIN suffers from diabetes……

SUET pretends to be the daughter of Dr LUI and she follows HIN all the way to Yangzhou. KIN believes that SUET can help cure HIN’s disease so he treats her really kind. KIN’s third son TING FAI misconceives that SUET is a prostitute and SUET scolds him angrily. KIN’s younger sister asks SUET to check the ingredients of a “Forever Young Drug”. During the process, HIN discovers that SUET knows nothing about Chinese medicine. HIN asks his people to follow SUET and they find that SUET stands expressionlessly in the temple for one whole day. HIN decides to question SUET. In the meantime, SUET suddenly learns that the officials have hung the dead bodies of some drug smugglers on the wall of the city tower. She rushes to the city tower and is horrified to see her parents’ dead bodies there. Surprisingly, the official who announces the guilt of her parents is her lover YUEN……

SUET doesn’t want to take everything for granted and she voluntarily asks to work in WU KIN’s salt store. HIN takes good care of SUET in every way and HIN is pleased to see this. Mr CHU, the manager of KIN’s salt store, goes to YUEN’s mother Mrs NIP’s soya sauce store in the evening. He has collected some leftover salt for Mr NIP secretly… YUEN is injured while trying to catch the salt smugglers. Mrs NIP is very worried about him. Her good friend, KIN’s younger sister CHOI TIP, suggests her to find a wife for YUEN so that YUEN will not devote himself completely in his job. TIP suggests Mrs NIP to marry YUEN to KIN’s youngest daughter TING YIN. They bring YUEN to WU’s family to meet YIN without telling YUEN their actual intention. YUEN discovers the truth later and he firmly rejects the plan……

KIN’s eldest daughter TING PIK’s ex-boyfriend CHOI CHI ON is a salt merchant. He makes use of PIK to steal the treasure in KIN’s home. All salt merchants organize a welcome banquet for CHING. ON is not invited but he arrives to send CHING an expensive gift. He declares that he will replace KIN’s position very soon. KIN doesn’t treat ON seriously but HIN believes that somebody is backing ON up secretly. CHING is drunk and he tries to look for his ex-girlfriend LUK NG LEUNG who has already become the owner of a brothel now. Upon arriving at the entrance of the brothel, CHING accidentally meets YUEN and his senior TO YING LUNG who is also his foster father. CHING claims that LUNG is a corrupt official and YUEN is puzzled about it. KIN hides in his reading room to wait for the thief. He finally discovers the thief but… All women in WU’s family are unkind to SUET and SUET decides to leave the place secretly……

CHING suggests all salt merchants to compete for the chief salt merchant position by an open auction and KIN is very worried. HIN and SUET try to console him. YUEN discovers that his secret informer among the salt smugglers has disappeared suddenly. He tries hard to look for him and finally realizes that this informer has captured FAI as a hostage. With the help of CHING’s secretary WONG TUNG PING, YUEN catches the informer successfully. However, the informer is suddenly killed by an arrow when YUEN tries to question him. CHING realizes that YUEN is suspicious on him so he reveals his secret to him… HIN asks the salt merchants to withdraw from the auction for chief salt merchant. The salt merchants agree to do so on the surface but they start raising money secretly with ON. In order to win the auction, KIN asks all staff to help counting his family asset……