《外来媳妇本地郎》的故事依然围绕着康家这个热闹的大家庭展开。康伯和康婶这对老夫妻为了家里的小事又开始拌嘴，康婶觉得康伯整天只顾着喝茶看报，一点家务都不帮忙，康伯则觉得自己年纪大了，应该享享清福。两人你一言我一语，逗得全家人哈哈大笑。

  Meanwhile, the second son Kang Qizong and his wife Huang Fei are busy with their small business. Huang Fei comes up with a new idea to expand their shop, but Kang Qizong is hesitant, worrying about the risks. The couple argues back and forth, with Huang Fei insisting that opportunities must be seized, while Kang Qizong prefers to play it safe. Eventually, they decide to compromise and test the waters with a small-scale trial.

  On the other hand, the youngest son Kang Qiruo and his wife Diana are facing a different kind of challenge. Diana's parents are visiting from abroad, and cultural differences quickly lead to some hilarious misunderstandings. From dining etiquette to gift-giving customs, the two families find themselves in a series of comical situations. Despite the initial awkwardness, they eventually bond over shared laughter and mutual respect.

  The eldest son Kang Guangzong and his wife Xiangcun are dealing with their son Tianyou's school issues. Tianyou has been neglecting his studies, preferring to play video games instead. Kang Guangzong tries to discipline him with strict rules, but Xiangcun believes a gentler approach would be more effective. Their differing parenting styles lead to some tension, but in the end, they realize that a balanced approach—combining discipline with understanding—works best for Tianyou.

  Meanwhile, the neighborhood is abuzz with gossip about a new family moving in next door. Rumors fly about their mysterious background, and the Kang family can't help but speculate. When they finally meet the new neighbors, they discover a warm and friendly family who simply wanted a fresh start. The episode ends with the two families sharing a meal, proving that kindness and openness can bridge any gap.

  Throughout the episode, the Kang family's ups and downs are portrayed with humor and heart. Whether it's generational clashes, marital disagreements, or cultural differences, the family always finds a way to come together in the end. The lively interactions and relatable situations make this installment another delightful chapter in the long-running series.