C548 Problem with Book of Life and Death(2)

However, it was precisely when White Impermanence was preparing to return to the Underworld with Xia that White Impermanence discovered her mistake. It was also because White Impermanence came to carry out other missions, that she ran into the scene of Xia's car accident, and saw his soul leaving Xia's body. White Impermanence thought that Xia had died, so she decided to just bring Xia back along