C625 The Number One Genius Disciple of the Longevity Sect

He took a deep breath and bowed respectfully to Zhan Wuji.

"Senior brother Zhan Wuji, you saved me and Yue Er's lives back then. I, Niu Thirteen, owe you my life and put aside the grudges between our two sects. You are the benefactor of me, Niu Thirteen."

"As for me joining the Heaven Demon Sect, it was also out of desperation. I won't talk about the process any longer. There is one more thing