C79 One Piece Two Pieces Seven Pieces Eight Pieces

Who's your sister?

Mi Su also wanted to know this question.

She did not think much about it before. When she heard Yi Qingxuan call her sister and also called Rong Jinchu brother-in-law, she subconsciously associated herself with Rong Jinchu.

Now that Doctor Jiang had mentioned it, Mi Su realized that this elder sister might not be referring to her.

Could it be..