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.
故事发生在湖南长沙市区的南门口，讲述了几个土生土长的青春少年：小令宝、细罗、解小明、东子和美丽少女冯燕子平凡而传奇的成长故事。
该剧讲述一位海归父亲与叛逆女儿之间的情感纠葛。
谨献给严打前线的公安战警…… 神射手被枪击？先进体育教师强奸杀人案？男扮女装抢劫案？是子弹？还是诱惑？弹道无情，危险无边！
