Fox Spirit Matchmaker: My Junior Sister Is Absurdly Overpowered

She wakes up in the world of Fox Spirit Matchmaker—not as the heroine, but bound to a "vicious supporting character" system that turns her into the ultimate chaos agent. While everyone else is busy falling in love, Feng Tingyun is laser-focused on her mission: stirring up trouble between humans and demons with ruthless efficiency. From sabotaging forbidden romances to manipulating legendary figures like Dongfang Yuechu and Tushan Yaya, she becomes the name whispered in fear across both realms. But as she meddles in the Bamboo Pavilion arc's greatest regrets, she discovers that being the villai…