C167 The Auction of the Sharp Weapon

Xiao Zhi smiled and said, "Then I'll call you Yu Yin... By the way, what's your relationship with Sister Caixin? It's the first time I've seen her take someone so seriously."

Realizing he was referring to the woman at the door from a few days ago, Yu Yin shook his head to indicate he didn't know her.

However, to Xiao Zhi