The Martial God Who Regressed Back to Level 2

[NO. 4212: 'Humanity' has failed the Demotion Match.] [NO. 4212: ‘Humanity’ has been deemed useless. Beginning deletion.] Earth lost the fight for survival in the BattleNet system and humanity now faces eradication. However, Jihan Seong is given another chance. He has returned three years into the past before BattleNet became a life-or-death game. With his knowledge of the future, he’s determined to become the strongest player. Will Jihan be able to change the fate of humanity? And more importantly, can he protect the ones he loves from those who want him to fail?