Emperor And The Swordsman

Chu Kay Yuk buys cannon for the court from the Portugueses. Sum Chi and Sum Hung lead their gang to rob it. Kay Yuk isn't able to fight back, he destroys the cannon fearing that it'll fall into Sums' hands. Calamity happens in Shanxi, Sum Hung thinks it's the right time for revolution but is opposed by Sum Chi. Sum Xuan loses his mind again and starts killing people indiscriminately. Everyone helps to catch him and put him back into the cell bathing him in medical drugs. Returning to the palace, Kay Yuk finds out that Kay Chai and Kay Sum have been trying to poison Kay Chun. He asks help from Monk Yue Yue who asks him to seek help from Yiu Kwok. To show their power, Kay Chai and Kay Sum kill Yue Yue in front of Kay Yuk making him grieved with indignation. Yi Lan pursues Sum Chi's help to overcome the Ming court. When Sum Chi finds out that she is the princess of Yachi, he refuses to co- operate……

On the way to find Yiu Kwok, Kay Yuk and Ping On are caught in a dispute with Fong Kuan Wah. Both having a bad impression of each other. With his sincerity, Kay Yuk convinces Yiu Kwok to serve the court. Despite of knowing Kay Yuk's background from Yiu Kwok, Kuan Wah dislikes Kay Yuk and they have a duel. Kay Yuk wins so that Kuan Wah's valuable sword is forced down the cliff. Kuan Wah is exasperated. Yi Lan arranges to see Sum Chi but is offended by Sum Hung. To avenge, she poisons Sum Xuan. Sum Chi asks the antidote from Yi Lan and in the confusion, Yi Lan falls off the hill. Sum Chi saves her and to show her gratefulness, she gives the dote to him. Sum Hung unintentionally discloses the secret to Sum Chi that he is a foster son. Pressed by Sum Chi, Sum Xuan finally tells him how he came to adopt him. Sum Chi is dismayed. Kay Yuk and Kuan Wah come to like each other. Kay Yuk makes a new sword himself and gives it to Kuan Wah……

Kay Yuk decides to take Sum Hung back to the capital himself. He is sad to leave Kuan Wah. Sum Chi together with his people try to save Sum Hung but they lose track of Kay Yuk. Yi Lan tells them about Kay Yuk's where about so that they go after them. Yet finally Kay Yuk and his people are able to run away. Kay Yuk returns to the capital. Emperor Suen Chung is very happy and puts Sum Hung and his people into prison. He also grants Yiu Kwok a title. Everybody is very happy except Kay Yuk who worries about things have been getting unexpectedly smooth. Kay Sum summons Sum Hung asking him to contrive with him to frame Yiu Kwok to be a member of White Lotus Sect who acts as an undercover agent. Sum Hung agrees on the condition that Cho Ba and Lang Fung be released. While setting free Cho Ba and Lang Fung in front of Sum Hung, Kay Sum on the other hand sends his men to kill them……

Kay Shing batters Yiu Kwok and forces him to jump down a cliff. Alarmed, Kay Yuk promptly sends his man Wong to Yiu Kwok's place, hoping to save his family. Wong arrives only to see that Yiu Kowk's whole family has been slaughtered. Kay Yuk is in deep grief thinking that Kuan Wah has died. In fact, Kuan Wah has been saved by her teacher Ching Hui. Sum Chi attempts to save Sum Hung who is kept by Kay Shing. He meets and saves Kuan Wah who has attempted in vain to kill Kay Shing. Under the pursuit of Kay Shing, the two are saved by Yi Lan. Mutual affection develops between Yi Lan and Sum Chi. As they bid farewell, they plan to meet again soon. Sum Chi and Kuan Wah decide to practice together the Chi Hung 13th sword style in the hope to beat Kay Shing one day. Sum Chi is convinced by Ching Ping that Yi Lan is only using him to achieve her own purpose. He foregoes his meeting with her. Yi Lan feels humiliated.

Sum Chi and Kuan Wah use their newly acquired sword skills to kill Kay Shing, but yet fail to save Sum Hung. The Emperor Suen Chung issues an imperial decree announcing Kay Sum his successor. Kay Yuk appeases his brother so as to better cover his own ambitions. Kuan Wah kidnaps Kay Yuk and uses him as hostage to exchange for Sum Hung. Kay Sum decides to use this opportunity to get rid of Kay Yuk. Sum Chi and Kay Yuk have a friendly match which results in a draw. They develop mutual respect but feel helpless for belonging to opposite camps. As the Emperor agrees to the deal, Sum Chi brings Kay Yuk to the meeting place to exchange for Sum Hung. Kay Sum has sent his men to ambush the place, equipped with explosives.

Kay Sum uses explosives and kills many from White Lotus Sect. Sum Hung gets injured and is carried away by Cho Pat. Sum Chi joins hands with Kay Yuk and beats off their enemies. Escaped, they become sworn brothers. When Kay Yuk learns that his father has stepped down and passed the throne to Kay Sum, he is gravely disappointed. He decides to join White Lotus Sect, so as to better position himself for getting back the throne in the future. Sum Chi promises to lend him help, believing that he will turn out to be a benevolent ruler. Sum Hung strongly objects to Kay Yuk's joining. He leaves in anger with his sister Cho Pat for the west. Kuan Wah reports back to the Sect and is overjoyed to see Kay Yuk alive. Yiu Kowk seeks Sum Chi out, thinking the latter has killed Kay Yuk. By a stroke of luck, their real identity as father and son is revealed.