In just a few words, the meaning was quite clear, but Mrs. Murong was currently very sensitive about the matter of moving out of her son's place, so when she heard Gu Sitian say that, her face turned dark immediately: "What do you mean?"
"You don't know yet? Gu Qianqian..."
Feeling anxious, she almost blurted out Gu Qianqian's full name, but managed to stop in time. Gu Sitian then mysteriously said, "I mean my aunt forced her mother to death today..."
"...What?"
Upon hearing this, Mrs. Murong's heart skipped a beat, and she felt uneasy all over.
But this unease was not out of fear; rather it reminded Mrs. Murong of the line her son said before about Gu Qianqian not feeling well today.
'Not feeling well' is a generally used phrase; it could mean sickness, bad mood, or even an excuse not to deal with people.
So at first, she thought it was just an excuse her son used...