Are you afraid of monsters you can learn only when find yourself in a closed room in which they are present in excess. The guy from the game asks you to help cope with the zombies. You need to place a bomb in such a way to make an accurate shot for each of the monsters to eliminate them with one blow. If you are willing to help the main character of the game, then proceed with the operation to eliminate. There is a total of two bombs on each, be thrifty and diligent.