Oh Jae-sang

Jin-woo, a middle school student from Busan, has a sensorineural deafness. He comes to a famous hospital in Seoul for treatment and his step brother, Myeong-je, has been waiting for him at Seoul Express Bus Terminal

It was Children's day yesterday, but 10-year-old boy, Yong-jae couldn't go anywhere and he envies his friends who went on picnics. He thinks it's because he is not good enough.