Kang Ruicheng had never openly acknowledged his relationship with Xu Youning to anyone.

However, as Xu Youning had been living in Kang Ruicheng's house and Mumu was dependent on her, Kang Ruicheng's subordinates had already reached a conclusion that Xu Youning would become Mumu's stepmother one day.

Apart from Kang Ruicheng, Xu Youning was the most influential person in the Kang family.

Even Dongzi had to obey her orders.

But this ...