First FanFic/Story WARNING!

I am not the greatest with descriptions.

The Wayward Horizon is a place for nopony, this place is where your mind is tested against itself. Eventually, you will go insane. A Phoenix, Shadowrunner, is one of the only people who made it to the end, and was told to not leave until he wished to destroy the Horizon, and himself. 1,000s of years have passed,and he has found noone worth going through a 2nd time. But what happens when he finds himself face to face with Fluttershy?