Reborn, This Old Lady Is Clumsy and Brazen Again

[The capital's most powerful connections after she is reborn VS a ruthless, scheming prince] As a minister's daughter whose seniority outranked even the current emperor's, Su Zhiyan was addressed as an aunt by half the noble families in the capital. She could have had the run of the city and lived a bold, carefree life. Instead, she was born with poor judgment... She fell for the current Third Prince, married him, and helped him claim the throne. But he couldn't wait to bring the woman he truly loved into the palace. He even tried to kill Su Zhiyan for her sake. Only then did Su Zhiyan realize just how blind she had been, and that her devotion had been wasted on a heartless man. A cup of poison brought her life to an end. But somehow, she was reborn... In this life, she would be the formidable aunt everyone feared, make sure Xie Yannan never found true love, and ruin his dream of becoming emperor. Until she realized that one person stood behind it all. Xie Siheng, her brother's friend. That was all she had ever thought of him. But Su Zhiyan couldn't understand why, in this life, she and a man with whom she'd had no close ties in her previous one seemed to be entangled at every turn...