The Lok's family disperses when Japanese occupied China. Mrs. Lok's company prospers in Hong Kong. Her son Tin-yam looks after her business. She misses her daughter. Another daughter Chui-yin dates Kuk-tat. Mrs. Lok hopes that Tin-yam will find a good partner. Wan Yuk-yin works in Mrs. Lok's company and meets Tin-yam. They fall in love. Mrs. Lok asks Yuk-yin to leave Tin-yam. Facing his mother's objection, Tin-yam falls ill. Mrs. Lok let them marry. The wedding guests despised the bride, which makes Mrs. Lok uncomfortable. The couple lives happily, but Mrs. Lok and Chui-yin make Yuk-yin embarrassed. Kuk-tat covets the Loks' fortune. He steals their jewels. Mrs. Lok thinks Yuk-yin did it. Yuk-yin is innocent, but she is expelled. Tin-yam returns. Yuk-yin's parents seek justice at the Loks. Mrs. Lok's saw the Yuk-yin's birthmark. She realizes Yuk-yin is her lost daughter. Mrs. Lok decides to be a dutiful mother. Tin-yam is an adopted son of the Loks so the couple lives happily.

Sau-chen goes out with the tenant Wong Chun-ching over the protests of her class-conscious parents Eighth Uncle and his wife. To foot the medical bills of his mother, Sau-chen works as a promoter at the Products Expo for Lung Wah Pharmacy and attracts the unwanted attention of the boss Chin Hoi-ngan. Chin desires the woman as a concubine. Acting on the advice of his subordinate Chiu Chik, the boss invents a phantom son and proposes marriage with the offer of a handsome dowry. The employee Wong, short of cash and needs money fast, is drafted as his saviour to meet the parents when the plot is duly exposed. Teaming up with his tenants, Eighth Uncle invites the henpecked husband's termagant wife along and causes a scene. In gratitude of their efforts, the landlord and his wife give blessings to their daughter and her lover.