五百年前小锦鲤菱儿误入紫竹林，红鲤出手相救，从此她们成为了生死相依的姐妹，琼魔降世，为祸人间。青云宗主青芽子用尽毕生修为化结界封印琼魔，哪知琼魔冲破结界再次危害人间。
As Leo's replacement Thomas Chamberlain arrives Nikki investigates the murders of Rachel Freedman, shot in the head, and her little autistic son Nathan, who was poisoned. Nikki rejects policewoman Anne Burchett's theory that Rachel killed them both but is perturbed when an impostor, claiming to be Rachel's sister, visits the morgue. At the same time the disfigured corpse of Eva Liron is discovered, killed with the same poison as Nathan. She had been the nanny to French hot shot footballer Isaac Dreyfus and was planning to blackmail him over a sex tape of them both. Jewish Isaac is a controversial figure due to his anti-Muslim sentiments but he denies ant part in the murders. Then another victim, Isaac's agent Mousa, is discovered dead.
该剧讲述美籍华裔情报分析师亚历山大·黑尔（刘思慕 饰）发现自己的大脑遭黑客入侵，幕后黑手能看到并听到他所感知的一切。深陷情报机构与神秘黑客的夹缝中，他必须24小时保持伪装状态，既要揪出元凶又要证明自身忠诚。
