A Doomed Start? The Junior Sister Conquers the Cultivation World!

The heroine, Lan Mo, is the legitimate daughter of the Feng family, one of the nine great clans in the imperial capital of the Cangmin Continent. But the Feng family is targeted by villains. When she is seven, her father, brothers, and every other clan member are killed, and their residence is burned down. Her enemies poison her with a Gu, and just before she dies, she is found and saved by Ye Youci, the mysterious sect leader of Lingxiao Sect. After spending years preparing her revenge, she even asks to leave her sect so she won't drag them down... Wait, why is her master following her?