Jae Seok and Da Hee return from their honeymoon, and Gyu Jin and Na Hee find out they have twins on the way. Three years later, Jae Seok and Da Hee go to work together, and Gyu Jin and Na Hee struggle to get their morning started. Meanwhile, Young Suk warns a new store manager about their loud music as the market's president, and Ok Boon picks up a hobby.