The game is about a young man who is asked to protect portals from zombies. In return, he gets one wish granted. First, the player chooses the order of the weapons in his inventory. Then a wave of zombies begins to move toward the portal. The player must attack and kill them all. At the same time, the zombies can kill him if he is inattentive. The player has a measure of health, armor, and magic. Sometimes these will need to be replenished, otherwise, the player can lose the battle.