Boring life. Boring job. Boring friends. Would I trade it all away for a new life in a new world?

Hell no.

Do I get a choice in the matter?

Fat chance.
[/hr]
Not HiE per se; more like (Insert creature here)iE. No Mary-Sue, no self-insert; just a regular, cynical guy whose life became a bit more...Chaotic.
Not a 'Human in Equestria turned pony' story.