His real medical condition.

Cao Ruomei had been dutifully attending to Wang Yong when she saw Cao Zhi entering the room with a panicked expression as she screamed. "Young Mistress, you have to be careful. Your mother is coming!"

Cao Ruomei, "What happened?"

Cao Zhi started to talk but then, they both heard the sound of someone approaching the room which made her slide under the bed swiftly. She pulled some of the sheets down covering Wang Yong so she could hide herself properly. "Mistress, good luck!"

Cao Ruomei, "...." Why was her personal bodyguard never telling her the full warning?

She hadn't managed to even prepare about the incoming danger when her mother burst into the room with a very oppressive aura. She put on a innocent smile and asked her. "Oh Mother, you are finally back. How did the business dinner go?"