Doomsday Light Curtain

The sky bites the sun, and the curtain of darkness spreads! When can light shine on the earth again? As a cannon fodder who struggled for two years in the apocalypse and was reborn, Su Yu had only one goal. That's "Surviving the Dark Beast Frenzy" I need your help to modify the introduction? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.