12/24 Karol Bagh, Delhi is the address of the Sethi family. The head of the family is Mr. Rajinder Sethi who owns a shop selling bridal wear. He is a simple man. His wife Manju Sethi is a practical woman who has a positive outlook towards life. Simi (Smriti Kalra), the eldest daughter, The second child is Anuj (Wasim Mushtaq), who works in a bank. The third child is Neetu (Sargun Mehta) who is happy go lucky, extremely boisterous, and whose only goal is to get married. And the youngest daughter is Mili (Hunar Hali), who is street smart, bold, and realistic. Presently the biggest concern in the Sethi family is Simi’s marriage as she has already been rejected 9 to 10 times. As the story progresses, you get to see the Sethi family face various problems, always managing to stay together through thick and thin.