C34 Point out the Relationship

Ning Qiansi's slap was so firm that Ning Qiaoyun was stunned on the spot and looked at Ning Qiansi in disbelief.

"Sister, why did you hit me?" In just a few seconds, Ning Qiaoyun's face was already covered in tears, as if she had been greatly wronged.

Ning Qiansi slowly withdrew her hand and took out a handkerchief from her pocket to wipe it off. When Ning Qiaoyun saw her actions