大家都称他为守门员。守门员因为不愿供出好朋友乌利而在监狱里待了一年，放出来后回到见面都是熟人的小镇舒默塔尔。他打算远离毒品，开始新的生活。其间乌利却在毒品的泥潭里越陷越深，而且他不明白守门员为什么突然间要做个清白人。他们是发小，但现在不一样了。守门员在寻找新生活的路上遇到的却是他的过去。(豆瓣字幕翻译2.0小组)

The demise of airline Swissair in 2001 was a huge blow to Switzerland's economy and to the country's morale. It was a sad day for Swiss history when the airline's fleet was grounded on 2 October 2001. "Grounding" is set during the last days of the doomed airline, and tells the story of manager Mario A. Corti's unhappy fate, the last, unlucky CEO at the traditional airline company, as well as of all those nameless people who lost almost everything in the maelstrom of Swissair's downfall: their job, home and their belief in Switzerland.

A group of scientists are carrying out ice core drilling on the last remaining glacier, but have not returned any new results for weeks. Data analyst Sasha is tasked with investigating the situation on site.