[System + Reincarnation + New World + Immortals and Demons] The male protagonist has been living an ordinary life until one day, he suddenly obtained a mysterious system. This system not only gave him extraordinary abilities, but also led him to a new world of different dimensions. In this new world, the male protagonist unexpectedly meets his high school classmate Murong Duoduo. It turns out that she is one of the guardians here. Then they encountered the leader of the evil forces - the Netherworld Demon Lord. The evil power of the Demon Lord is almost unmatched by anyone, and although the male protagonist struggles to resist, he is still unable to do so. Just when he was about to fall into despair, a white figure suddenly appeared. It turned out to be a mysterious swordsman in white. With his superb swordsmanship, he finally defeated the Nether Demon King. After the war, Duoduo took the hero to Wuji Pavilion to meet the guardians of the previous generation to verify the hero's status as a guardian. However, when they were verifying it, black smoke suddenly came out of the Meteorite Pavilion, so they immediately went there. When they arrived, they found that the meteorite had been stolen. In order to retrieve the meteorite, the hero and Duoduo embarked on the road of search. During the long and difficult search process, the male protagonist accidentally discovered some clues, which actually pointed to the mysterious swordsman in white. As the truth gradually emerged, the male protagonist was shocked to discover that the swordsman who once saved him from danger was actually himself. In the end, the male protagonist relied on his wisdom and courage to defeat the Nether Demon Lord and regain the stolen meteorite. Not only did he become a hero in this world, he also found his true mission and belonging.
