ianhu nodded repeatedly."Writing brushes are consumable items, so it's nearly impossible to preserve used ones. As for vermilion made from animal blood, I've never even heard of it.""Gu Wentian shook... the Long family, was overlooked because of his collateral lineage. This is what Long Xingxu cares about most.Now Cheng Kun openly ridiculed him as an outsider, instantly igniting the fire of anger in...