She dotes on him and scolds him for hanging out with Jin - tae , a local ne'er - do - well .
Her son Yoon Do - joon is shy , but prone to attack anyone who mocks his intellectual disability .
She dotes on son and scolds son for hanging out with Jin - tae , a local ne'er - do - well .
Her son Yoon Do - joon is shy , but prone to attack anyone who mocks his intellectual disability .