* A psychological, character-driven storyline written by an accomplished writer.

* Over 15 hours of real-time strategy "tower defense" gameplay. One-hundred core stages and fifty custom optional stages, with more to be added each update.

* Eleven types of towers, with seven upgrade levels each, balanced and useful for different situations, each based on a different emotion.

* Twenty-seven types of enemies (including bosses), each with distinct abilities.

* Level editor for extendability and customization.

* 10 different difficulty levels, for those whose strategic skills vary.

* An original soundtrack with over 40 minutes of music. Also available as a free download.

* Adjustable "procedural" graphics effects.

* No DRM, just a direct download of the game files.