Who is the mother-in-law of the tiger crane demon Lord Lu?

According to the query of the iQiyi platform, in the record of the Tiger Crane Demon Master, the mother-in-law refers to the shadowless moon, that is, Tang Waner. Tang Waner and the headless female general's sister mutually assured destruction, exchanged death for the shadowless life of the moon.

The Master Record of Tiger Crane Demon is adapted from the comic book Master Record of Tiger Crane Demon for teenagers. From the perspective of nothing and Xiao Xuan, the story shows the story of a group of young people who saved the whole world through tears and laughter for their dreams, love and responsibilities.