Survivor Day

An unknown virus spreads all over the world. The infected become zombies!!! Humans can only resist the attack of zombies and survive.... Player have to survive within 20 days, and a large number of zombies will attack every day. Player need to ensure that obstacles are not destroyed, otherwise player and survivors will be killed! There will be a rest period after the battle every day, player can use this time to search the map, change the work of teammates and change weapons.