The game boy was reborn into the game world he played. But he discovered that the game world he entered was the next expansion pack for the game he was playing, which was equivalent to starting the journey of game expansion packs in advance...
Here, NPCs are no longer rigid models, but have their own distinct personalities, their own thoughts, and their own ambitions for revenge...
The arrival of the King Demon is not only slowly changing the world, but also gradually developing towards becoming an NPC...
Doing business with NPCs, making friends with NPCs... All kinds of impossible things happen in this world!
The content before the first and second volumes has nothing to do with the main plot. Just take a look at it. The plot begins with the volume "The Path of the Demon Warrior". The previous two volumes have no impact on the development of the plot. If you don't like it, you can skip it!