Sungyeon's Family lived in north korea, but sungyeon was so sad.. she wanna moved in seoul, south korea to have new friends, culture and new school.. Sungyeon's Family want sunggyeon to be happy and satisfied.. So they moved in seoul.. Sungyeon have new neighbor's, she have been friends to them, they we're myungsoo, sungyeol, hoya, sunggyu, woohyun, sungjoong and dongwoo..They were very close together Sungyeon is kind a girl that is not that crazy about them! Sungyeon is like the mother of the group, but she is only 16 years old! They call her "Dongseng or Kwiyeopta Omma" ..