The world above is filled with countless walking corpses, who are not of your kind. They feed on you and you can only live in the dark world underground. However, they still want to destroy your only way up——The  abandoned mine elevator, collect all resources, use various weapons, build defense facilities, protect it, and also protect yourself. Don't give up the opportunity to survive and wait for someone to fight alongside you.

Attention: This is a game that can be tiring to play because you will be very busy, even busier than your real life, unless you can pause it.

【Top-down shooting】The simplest shooting mode it is , it will not cause dizziness.

【Defense & Survival】You may not be able to hold on for long.

【Zombie & Monster】First, eliminate the first wave of zombies. Who knows what ghosts and monsters will come later.

【Ore Collection】 Use your axe to collect resources and require a storage yard to store them.

【Sandbox construction】 Construct buildings that are research oriented, functional, defensive, damage oriented, and there will be more types in the future.

【Development】There is no concept of hierarchy, and you can spend experience points to improve various abilities.

【 Weapon Manufacturing 】 Spending resources to manufacture weapons, you can carry an additional 4 weapons or smash them with an axe.

【Teammate injury】 Your foolish peers may cause you great suffering.