Both dramas are about an adopted child whose biological mom is a rich CEO. Both children grew up in a household opposite of what they would have grown up in if they were living with their biological parents. In Sunny Again Tomorrow the biological mom tries to look for her lost child but in Homemade Love Story the mom thinks the daughter is dead. The moms both meet their children without knowing they are related and end up hurting their children in a way. The main couple in both dramas started out on the wrong foot but end up falling in love with each other. The second female leads in both dramas also like the male lead and are jealous of the relationship that he has with the female lead. Both dramas are set around the fashion industry. In Sunny Again Tomorrow the biological mom is rivals with her daughter's company and in Homemade Love Story the daughter works at her mom's company.