know why he felt a little guilty, because he had promised the young man. But then he thought of Li Ya's words and looked at the young man's face.The black-haired boy possessed a face of otherworldly...What's the background Could it possibly be any more impressiven three years since the last top-grade black crystal.But today, we are not auctioning any top-grade black crystals!The crowd was a little surprised. 。It's not high-quality obsidian, is it Perhaps jus...