The powerful Chancellor Gu was wiped out, his entire family executed, overnight. His family members were stripped of their status and made slaves, his relatives were exiled, and the Second Prince was demoted to a commoner at the same time.
Chancellor Gu's daughter, Gu Sining, fell into the world of courtesans and died before a month had passed.
After being reborn, Gu Sining decided that the world was such a mess that she might as well shut herself away and live quietly. At least that would keep her whole family safe and peaceful for the rest of their lives. But things never go as planned, and someone just has to make life difficult for her
The author's writing is good; eagerly awaiting updates.