The shade hordes have crossed over from the plane of shadows and it's your duty to stop them before they destroy your native land. Shoot down the different enemies like Hands, Shades and the Dragons in every level to proceed further.

Instructions:

You've to confront the bosses of varying power, after every five levels. Use your Mouse to aim and Left Click to fire your weapon. By pressing the A Key you can call for help to decimate the enemy forces, but be warned that the lower levels of warriors are nearly ineffective against high level enemies. At the end of each level you can choose to spend your points and buy various upgrades, which make your weapons more powerful. You can also upgrade the health and strength of your tower and town.