Eun Han Kyul
Actor Name: Kim So Hyun
The eldest of the four children in the Eun family, Eun Han Kyul (Kim So Hyun) tries her best to take care of her younger siblings even though she is only 18 years old. She has a prickly personality as she carries the huge responsibility of raising her siblings. When she finds out the reason behind her mother’s death, she begins to hate her father, which causes the family to drift further apart.