Bai Zhi did not know that the pitch-black curved blade emerging from her body was the Evil Blade of Xie Tian.
Perhaps such a statement is too simple.
To explain it in detail would be too complex.
For instance, this curved blade had once slapped the will of the Heavenly Dao a few years ago, altering the distribution of the Supreme Dao Fruit in the realm of Inner Qi that had persisted for several millions of years, adding one named the Evil Body...
For instance, when Xie Tian entered the forbidden ground of the Nine Trials of Life and Death and encountered the specter of Xie Wudi, this blade once helped him survive a deadly calamity...
For instance, this blade killed Dao Palace's Lu Xiandao and robbed the Immortal Body of Myriad Tribulations...
For instance, this blade almost drained the Heavenly Dao Stele dry in front of four Supremes of the Three Thousand Heaven and Earth Array, scaring them into fleeing back to the Dao Pool...
...
