Seo Donghyun ( 25 years ) : Fierce, understanding , Overprotective , Colt and loving Seo Jipyeong ( 18 years ) : strict, talkative and forgiving Seo Wooseok ( 16 years ) : Humorous, most understanding and compassionate

• Seo Yeori is a girl who is 11 years old as a teenager, she is described as a stubborn, selfish and spoiled woman

"YEORI IS CAUSING ENOUGH PROBLEMS AT SCHOOL!!" Uncle Donghyun snapped