Not as it seems
Arwen is sent into a world of his own design. A fantasy ruled by magic and power, and the only tools at his disposal is the knowledge of the setting he'd made and the plot of the "original story".
Now he will do everything in his power to survive and get back home. But even while in the world he created, he will soon find out reality never matches one's expectations.
Updates every two weeks aproximately (sooner if I can).