You are a poor single mom in Daegu, you are the mom of two. A 1 year old little boy Jungwon and 2 months old baby girl, Seo-yun ~one day at 6 pm it's dark in Daegu streets and you are in stroller walk with Seo-yun in the strollers and Jungwon crying on your arms then you bump into a man, it's a black haired,handsome yet cute man, yoongi