Ashran the necromancer has taken power in Idhún and enabled the reign of terror of the flying serpents. The first battle for Idhún's freedom will take place on Earth, where Jack and Victoria fight to stop Kirtash, the assassin sent by Ashran to destroy the Idhudites who flew from his tyranny.-微博@摆渡字幕组 整理
世界能源枯竭后，人们新建了巨型城市——绯斯市。绯斯市的中学生乌明路因撒谎次数过多被城市“系统”判定为恶人，并遭到邪恶物种“业障”的攻击。绯斯市派出谎言监察者怜恩来帮助乌明路“矫正”恶习。两人相遇后被卷入层层漩涡，那些不为人知的秘密也在缓缓揭开……
