故事主线讲述一名开通的爷爷张通，因儿子及媳妇突于飞机失事，他遂负起照顾男孙子辉，孙女佩玲、佩丽、佩珊的责任。一家人相亲相爱，却又常因各人性格不同，产生不少拗撬，发生很多事故。子辉毕业后，进入广告公司工作。故事会从子辉这个人物，带出办公室政治，将其中种种矛盾之处，以嬉笑怒骂的方式加以讽刺，令人会心微笑。
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.
