struggled, she couldn't remove it.A sharp pain spread, like a fine silver needle piercing her blood vessels, drawing out her blood.After the blood climbed up the ring, drop by drop, along the tiny pr...hat's the case, as the teacher of Class Ding in the first group, she should teach her students survival instincts over the next five months.After all, she's Yun An'an's student. She can't be underesti...