"Nina told me that it would increase the danger to her by tenfold." Lan Wangji can't help but remember the way Nina blinked back tears as he said that, his useless effort to counter her question about Magnus. He should have said much more, should have made himself clearer, but it is behind them now. "She is the only person who has ever survived it without the antidote. I would not let her take that chance a second time."