C668 The Ancient Mystery

"This is the inheritance hall of Heavenly Thunder King Sect. " The old man said.

"Heavenly Thunder King Sect? Isn't it the Heavenly Thunder Sect?" Ye Tian asked curiously.

According to the legends, this was the Heavenly Thunder Sect. Why did this old man call this place the Heavenly Thunder King Sect?

"The Heavenly Thunder Sect is only a part of the Heavenly Thunder King Sect