The game takes place in a world overrun by zombies, and the player is tasked with defending a designated base from the undead horde. The player must strategically place defensive structures and activate traps to minimize damage and slow the zombie advance.
As the game progresses, the zombie wave increases in difficulty, and the player must adapt their strategy to try and contain the flow of undead. The game runs seamlessly in the browser, eliminating the need for a download or registration. The player's ultimate goal is to survive as long as possible against the unrelenting zombie onslaught.