主人公Marcella Backland（Anna Friel）是一名年近40岁的女侦探，11年前因为结婚而离开了自己热爱的警察工作。Marcella的婚姻突然终结——她的丈夫Jason（Nicholas Pinnock）突然宣称自己不再爱她并快速离开了她——女儿又躲在寄宿学校里不肯见她，她只好回到既熟悉又陌生的大都会警署命案调查组重新探索自己的人生道路。

A drunken call of nature on a generator turns just another night out for Frank into a nightmare.　　At hospital he's told that tests show he has a heart condition and may not make it to the weekend.　　With these words ringing in his ears, he sets out to drink and drug himself into a stupor, only to be visited by his younger self and challenged to answer the question What is the point of Frank Gallagher　　On one of his regular trips home from university, a little bit of Lip's other life makes an unwelcome appearance in Chatsworth, throwing Mandy into uproar and culminating in a knock-down, drag-out fight in The Jockey with shocking consequences.　　Elsewhere on the estate, Lillian proves to be quite the madame when she settles on an unconventional way to turn her spare rooms into a little extra cash.

　　Ten-year-old Gloria and her recently widowed grandfather Bud befriend a mysterious reindeer when the family gather for Christmas. Bud comes to believe that Prancer may actually be magical, but Gloria fears his theory will send him straight to a retirement home.

　　一伙恐怖分子袭击体育场，而拯救的任务却落到一个在现场的退役军人身上。