Every single review panning this story for not making sense is entirely deserved. Time travel stories are difficult to write and, even when written well, difficult to parse and read. If it’s not your thing, that’s fine.
But Permafrost is so very much my thing.
In structure, it reminds me of Palimpsest, by Charles Stross. Both are novellas with a single protagonist recently initiated in time travel. Both are fairly convoluted in terms of…