Kristin and Sam studied the ancient laboratory, which was located in one of the underground caverns and at the next descent into the cave, they accidentally came upon a dead storage. Well, it is no less interesting place than the old laboratory, and so our heroes have decided to postpone the study of the last object and went to scout a new one. As soon as they crossed the threshold of storage at them from all sides attacked hungry zombies. Help Christine and Sam to shoot from bloodthirsty monsters and explore parallel storage.