Status Updates From Exit Before Midnight: A Col...

In the story Exit Before Midnight, a bunch of business associates are trapped in the upper levels of a skyscraper on New Year's Eve, giving me Die Hard vibes (yes that was Christmas Eve) and actually Die Hard was based on an unrelated book called Nothing Lasts Forever, but it's still kind of a "locked-room" setting and people are getting picked off one-by-one...