It is confirmed that the two are biologically related.

Two, the man could handle himself even when in a situation which called for alcohol. He knew his proprieties and never let himself misbehave, so it was improbable for him to get drunk!

Seeing that she remained unconvinced, Song Enya scoffed. "What? Don't believe my words?"

The other merely lifted her head to meet her eyes.

The missy went on prattling. "What is it that you don't believe, me getting pregnant or the child in my stomach being Brother Mu's?"

"Why should I believe you?"

Despite what she said, there was a forced smile on the actress's face. "Jeez. You really don't have any abilities save for your impressive ability to sow discord between people! Since you're expecting my husband's child, what are you after by fanning the flames with me here instead of telling my husband this news right away?"

"Yun Shishi, you aren't even aware of your lack of common sense. From what I see, you don't have a true understanding of men at all!"