Six people bound together by a traumatic experience decide to round off a year of group therapy in style. They join each other once more, traveling up to the Scottish Lowlands for a reunion weekend in a 1970s holiday let. Soon a number of mysterious and horrifying events start to expose the cracks in their relationships, and one by one they discover that trust runs but skin-deep. A night of closure turns out to be far more final than they could have anticipated.

 黎耀輝（梁朝偉）與何寶榮（張國(guó)榮）是一對(duì)同性戀人，為了有新的開始，他們懷著美麗的夢(mèng)想（去看南美洲大瀑布）離開香港來(lái)到阿根廷，卻在布宜諾斯艾利斯迷了路。黎耀輝想安下心來(lái)過(guò)日子，無(wú)奈何寶榮于夜夜笙歌中放縱著自己的生命，以期找尋更多的刺激，只當(dāng)黎耀輝是他受傷后的港灣，兩人分歧 、爭(zhēng)吵越來(lái)越多，心的距離越來(lái)越遠(yuǎn)。黎耀輝明白過(guò)去的日子不可能再?gòu)?fù)返時(shí)，決定離開何寶榮，而正是在他離開后，絕望的意味（對(duì)黎耀輝的愛）才在何寶榮的腦海中完整地浮現(xiàn)。

　　六位身份各異的陌生人，為贏取高額獎(jiǎng)金，在神秘盒子的指引下受邀參與世界頂級(jí)密室逃脫游戲。誰(shuí)知密室內(nèi)布局精良機(jī)關(guān)重重，陷阱遍布?xì)C(jī)暗藏。是刺激游戲，還是博命賭局？誰(shuí)在背后操控這一切？誰(shuí)能夠成功破解謎局，逃出生天？

　　2056 - Company soldier Hannah and scientists Gavin and Dimitri are on board of RUBIKON space station researching an algae project aimed to provide humanity with a permanent supply of oxygen and food. But all of a sudden the earth beneath them disappears in a brown, toxic fog and all contacts are broken - are they the last survivors? Should they leave the safe station, risk their lives by flying back? What is worth living for, what is worth dying for?