YAU, is a patriotic Taoist priest. He becomes fugitive after assassinating a senior Kam mandarin. Tonight, he is again chased after by the Kam army. He breaks into the house of KWOK and YEUNG to hide away from the army. KWOK and YEUNG are two sworn brothers. They are living together and their wives are both pregnant. They help YAU to fight against the Kam army and they later become very good friends.

The Kam Prince falls for the beauty of MRS. YEUNG at his first sight. He vows to have her as his wife, and he plots to do away with KWOK and YEING. KWOK is killed and his wife is lucky to have escaped to Mongolia, and there is the desert she gives birth to her son CHING. YEUNG is missing. MRS. YEUNG, not knowing the true identity of the KAM PRINCE, marries him out of gratitude. Before long, she also gives birth to a boy named HONG in the Kam Palace.

YAU misunderstands that MRS. YEUNE, PAO SIK YUEK, betrays his husband and decides to kill her. Finding that she has just given birth to HONG, he does not kill her but offers to teach HONG kung-fu five years later. CHING is brought up at Mongolia but he turns out to be dull-witted. MRS. KWOK is worried that he will not be able to take revenge for his father. CHIT PIT is chased by TIT MOK CHUN but CHING saves him. TIT sees that CHIT fights well and accepts him to be his general. CHING learns shooting from CHIT and later becomes sworn brothers with TIT's son TAW LUI. The SEVEN GROTESQUES discover CHING and begin teaching him kung-fu. To train CHING, they tell him to meet them at the mountain at night but find that CHAN YUEN FUNG and MUI CHIU FUNG are at the scene practicing. CHING comes along and CHAN captures him. CHING gets hold of his dagger and stabs CHAN.… ...

Ten years later, CHING grows up to be an upright and proper man but still limited in kung-fu fighting. The Mongolian Princess WAH TSANG is very fond of him. One day, PRINCE SONG KWAN of Chun Lit Tribe and his son TO SI visit TIT while the KAM PRINCE arrives at Mongolia at the same time. TIT is busy receiving them. Annoyed by TO SI who falls for her beauty, Wah TSANG stays with CHING. Being called the Han bastard and defeated by the jealous T0 SI in wrestling, CHING feels ashamed. Resenting at not being installed as feudal lords, LIE MAN TRIBE declares war on the Kam kingdom. SONG KWAN sends two able-bodied soldiers to seek help from CHUN LIT TRIBE but they are killed on the way. Ordered by TIT who sees through the disunity of the LIE MAN soldiers, CHIT PIT and CHING kill the two Lie Man leaders. Losing a central figure, Lie Man is thus defeated. The injured CHING is warmly welcome by the Mongolians.… ...

On seeing the tablet of KWOK and YEUNG in his visit to CHING, the KAM PRINCE knows that CHING is KHOK's descendant. Fearing that MRS. KWOK's reunion with PAO whom he deeply loves will ruin their relation, the KAM PRINCE orders the FOUR DEMONS to burn CHING's camp. Chasing after CHING and his mother, the Demons are defeated by the SEVEN GROTESQUES. To avoid TIT’s suspicion, the KAM PRINCE pretends to punish the Four Demons. He arouses ill-will between SONG KWAN and TIT to forestall TIT’s growing threat to his kingdom. In the dinner which the KAM PRINCE hosts to apologize to CHING, TO SI jeers at CHING and forbids him to use the golden cup. TIT gives his helmet to CHING for containing wine, much to SONG KWAN's discontent. Failing to gain WAH TSANG's love, TO SI jeers at her and is hit hard by CHING who resents his behavior. To avoid disputing with SONG KWAN, TIT whips CHING and decides to marry WAH TSANG to TO SI.… ...