To marry her fiance Dong Jifang, Wang Danlin and her father Zhuoran take the cruise home to Hong Kong. The daughter fails to see eye to eye with her father who covets after Dong's money for speculation. On the ship, she suffers intensive courtship from the Filipino Chinese Lin Yamang. Meanwhile, Dong is eager to match his old frame Bai Jin with the sailor Mai Qin, but Mai mistakes Danlin for Bai and falls in love with her, resulting in a morass of troubles. Finding out Dong's affair with Bai, Danlin calls off the wedding in anger. Dong responds by deciding to marry Jin. Their nuptials are saved with the timely intervention of Mai.

The Mermaid Princess of Dongting Lake had the misfortune of marrying ill, her husband being the depraved and tyrannical Prince of Jingchuan, who subjected her to relentless torment. By chance, she encountered the scholar Liu Yi, entrusting him with a blood-stained letter to seek aid from her father, the Dragon King. Ultimately rescued and returned to her maternal home, the Mermaid Princess and Liu Yi transcended the divide between mortal and immortal realms, uniting in a bond of true love.

Teacher Huang San extends to his pupils the high principles of patriotism, thus arousing the hatred of the occupying Japanese. Huang is forced to flee and to escape from the Japanese clutches. One night, he helps a robber escape from a pursuing Japanese officer by firing his gun and thus unintentionally kills the Japanese. Huang San follows to his hideout and from then on, Huang San joins the bandits. Huang San attempts to rob a house but discovers that the occupant is none other than his student Wang Zhongkang who is involved with the guerrillas. Huang San decides to help Zhongkang raid the military arsenal of the enemy. However, as Huang gradually gains the trust of their chief, some jealous associates within the bandit group informs on him. Huang and Zhongkang carry out their raid amid a fierce confrontation, Zhongkang successfully implements his mission but Huang is killed in the battle.