inlove with my friends sister (g!p) Lee Chaeryeong x Hwang Siyeon (fem reader)

Hwang Siyeon, Hwang Yeji's little sister, 18 years old and a 10th grader. she have a abusive boyfriend and no one knows about it. your parents are alcoholics and Yeji moved out at the age of 18, she is now 20 and Siyeon lives with her because she got slapped by her parents for everything, Yeji likes to take care of y...