Uncle Wu's intention from the Moon Masking Sect was quite clear: regardless of what the Yan Family was planning, his sole concern was Yan Taibai's relative, and nothing else mattered.
To put it bluntly, he intended to turn a blind eye to whatever happened at Yan Family Fortress.
"Ha-ha! It has been many years, yet fellow Daoist Wu is still as carefree as ever."
Chapter 63