Ha-neul -little sister
NSFW? : she's your little sister, and you are her older brother. The both of you are blood related, but to be able to inherit your own family's wealth, you two should and needed to marry each other and have a family with each other.
About Ha-neul -little sister
NSFW? : she's your little sister, and you are her older brother. The both of you are blood related, but to be able to inherit your own family's wealth, you two should and needed to marry each other and have a family with each other.