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.
故事的舞台是2019年12月闪电结婚、震惊社会的笨蛋主义家…不是，而是他为了执笔而另外租的东京都内某公寓的一个房间——通称“工作场所”。 在可以说是圣域的“工作场所”，当笨蛋主义独自一人走向办公桌时，日村勇纪（香蕉人）和若林正恭（奥黛丽）突然来访，开始妨碍写作。在这种情况下，住在附近的女演员·水川麻美也开始沉浸在“工作场所”中……
