When a baby boy shows up on their doorstep days before Christmas with a note written specially for them, Erin (Liebert) and Kelly (Barrell) must learn how to navigate their new relationship and career dynamics while unexpectedly caring for a newborn. As the couple spends more time with the baby as a temporary solution until he can be placed permanently or they can find his mother, they begin to realize that they want to adopt him themselves and go about navigating the complicated world of fostering to adopt all while their business is booming at the busiest time of the year, Christmas. Starring Ali Liebert, Katherine Barrell and Barbara Niven.

　　1978年，死亡峽谷。警官戴維?麥克阿里斯特（David Stanbra 飾）將殺人如麻、殘酷血腥的霧人（Ben Gunther 飾）繩之于法，這個作惡多端的噩夢最終死在毒氣室里。　　時間回到現在，警長麥克阿里斯特（Robert Pine 飾）即將退休，他的兒子哈里斯（Michael Muhney 飾）則尾隨父親當上了警察。父子二人在六角餐館用餐時，遭遇了在逃的賭場搶劫犯。雙方展開對峙，年輕氣盛的哈里斯引起大爆炸，兩名劫匪劫持餐館女招待瑪雅（Mircea Monroe 飾）逃亡。在救援部隊遲遲未到之時，戴維帶著兒子展開謹慎的追蹤。不過令雙方始料未及的是，似乎有另一個神秘、恐怖的殺手將他們玩弄于鼓掌之中。邪惡的霧人精神不死，重返人間……

 1985年，濃霧籠罩的郊外，周日早晨少女麗莎·約翰遜（阿比蓋爾·布蕾斯琳 Abigail Breslin 飾）被弟弟羅比（Peter DaCunha 飾）吵醒。她頗感煩惱地起床，按照媽媽（米歇爾·諾爾頓 Michelle Nolden 飾）的指示洗衣服，爸爸布魯斯（彼德·奧德博拉治 Peter Outerbridge 飾）則在地下室修著汽車。看似平凡無奇的普通人家，卻彌漫著詭異神秘的氣息。不知曾幾何時，麗莎發現每天重復著同樣的內容，家人反復干著同樣的事、說著同樣的話、度過同一個濃霧籠罩的周末。她嘗試改變這一切，然而無從下手，此外更有帶著死神氣息的男子警告麗莎不要破壞當前的一切。無法忍受折磨的麗莎，不可避免落入過去、現在和未來的夾縫中，局勢完全失控……

　　When a baby boy shows up on their doorstep days before Christmas with a note written specially for them, Erin (Liebert) and Kelly (Barrell) must learn how to navigate their new relationship and career dynamics while unexpectedly caring for a newborn. As the couple spends more time with the baby as a temporary solution until he can be placed permanently or they can find his mother, they begin to realize that they want to adopt him themselves and go about navigating the complicated world of fostering to adopt all while their business is booming at the busiest time of the year, Christmas. Starring Ali Liebert, Katherine Barrell and Barbara Niven.