A huge army of spiders will try to seize your positions in Tower Defense. So that the monsters do not even get to the main line of defense, you need to shoot each spider along the path of their advancement. For this purpose, you will install shots. On the right in the upper corner you will find a list of available towers. There are ten of them and they are of different costs. You can take several to the initial capital and install it on specially designated places along the road. It depends on you how you distribute the towers. Then you can increase their number. Each destroyed spider bring income to Tower Defense.