The New Gate

The New Gate (THE NEW GATE) is a light novel series written by Kazanami Shinogi and illustrated by Makai no Juumin.

The novel series was adapted into a manga series by Miwa Yoshiyuki and published by AlphaPolis Web Manga.

Plot
"The New Gate," an online game that had turned into a death game, was now releasing the tens of thousands of players that had been dragged into it, thanks to the efforts of Shin, one of the oldest players. But after he had defeated the last boss and freed everyone, he was swallowed up by a strange light and found himself inside the game world 500 years in the future.