Byun Baekhyun is a boy with sweet smile.He is 25 years old now.Kim Taeyeon is 22 years old.She comes from poor family.Now,she lives in a small rooftop house in busan.When Baekhyun see her,he fell for her flawless beauty.He starts following her.The fact that Baekhyun comes from rich family being hide by him because he doesnt Taeyeon know about it.But,Baekhyun's dad is strict to his future plan.His dad had tried many ways to split this couple include make Taeyeon lost her work.How this couple will survive their life?Can their love being saved from a man who's trying to split them with painful ways?Will they be able to protect their relationship?