GenerationofSwine
So everyone is dead for unknown reasons save a guy who hangs out in the library. Now... where have we seen that before?
Anyway, they clearly spent their money on the cast. It is a small film, with a small cast, and a small budget but it is done exceptionally well given what it is, but there is some actual power behind it.
There are also a lot of miles to burn, and it's slow moving. However, it is a great story for the most part, until the end, where they had to do something to make for a climax and it veered away from the reclusive loneliness that was fine with the world ending...
...And that is where it probably lost a lot of people, but, again, they had to do something to make for an ending, otherwise it would dangle for an etern...