Survival Game, All Human Beings Shrink a Thousand Times

2021, Global changes! Overnight, all human beings shrank a thousand times, and the entire Blue Star became semi-gamified. Humans with an average height of 1.7M, Become a weak body with only 1.7Mm. Ants, mosquitoes, spiders, and mantises have all become terrifying existences that threaten human beings. Global panic! The only exception was Du Xuan. Because he has a sign-in system! Sign in for one day and get a "*Boer Saber"! Sign in for one month and get "mind control skills"! Sign in for one year and get "space shuttle drawings"! "Oh, my God! We are still worried about the corn harvest, why did he form a fighter jet?!" "Brown bear! Brown bear is attacking, run for your life!" "No, those brown bears are not enemies, they are all Du Xuan's pets!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.