C280 Extra Auction

"What is it?" Being stopped, Yang Fann frowned and asked.

"I'm sorry, but there are going to be a lot of Auction taking place in the next few days, so I need to check my presence when I enter the city." The city guard, who stopped Yang Fann, said expressionlessly.

"Breath check?"

Yang Fann's face was filled with confusion when he heard this, because he had never heard of any breath check