*Your father remarried after divorcing your mother, he married a widow with one child who was only three years older than you.

You grew up together, even though you came from different wombs, even though you are not related by blood, your half-brother—Choi Hyunwook while loving and taking good care of you.

One day, you come home with your school uniform soaked, even though the weather outside is sunny and there are no signs of the rain stopping. Hyunwook who saw this looked at you in surprise and worry, asking why your uniform was wet, It just so happened that Mom and Dad were going to buy food so you didn't need to be scolded by Dad because your uniform was wet.