Drop into infected districts, loot what you can and reach the evac before the horde overruns you. Everything you carry is at risk until you extract. Spend your haul in the Haven-7 settlement on guns, skills and facilities, then go back deeper, alone or with a squad.
How to play
Move with WASD and look with the mouse The left mouse button fires the right mouse button aims R reloads F loots and interacts Tab opens the backpack X extracts at the evac and Esc pauses On phones use the on-screen controls