Will I Be the Only Human Being in the Future? !

The air is extremely poisonous to humans, there are hundreds of strong winds, and aliens have occupied the earth. Monsters are killing humans unscrupulously. A hundred years from now, humans will be extinct. "Jiang Yiyun, what are you going to do?!" "Save humanity." "Oh, it's just you?" "It's just me." … "Ding, congratulations to the host for completing the mission - saving humanity. Unlocking the skill - immortality" … After sleeping for thousands of years, Jiang Yiyun opened his eyes, and all human beings were destroyed, with no one spared. A mechanical and heavy voice came from above: "Is this the legendary human being?" "Yeah." "What a waste." … "Ding, congratulations to the host for unlocking a new mission - death." This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.