Anyone who reads this has the right to remain confused. It confuses me, too. It was a fun thing to write, however. I had to ask my imagination for a bit of guidance.
This story describes the riding of the Kelpie, an infamous scottish water faery who in the form of a beautiful horse tempts people to mount... then drags them to their deaths in the deeps of the loch. Oak trees represent knowledge and ravens death/foreshadowings in Celtic mythology. kelpie temptation loch ravens