C457 There Was No Evidence

If it wasn't for Liu Yuanzhao's heavy tone and the fact that Zhao Lei could tell from his tone that he was in a bad mood, Zhao Lei would have thought that it was a joke! After a long while, he came back to his senses and asked with a frown, "They are the masterminds of this pollution incident. How can they be released? What exactly is going on?"

Liu Yuanzhao said in a hoarse voice, "Because..