HELP!! I Am Trapped on the Roof of a Building During a Zombie Apocalypse!

While the premise of the game is ambitious, many errors, bugs, and an overall lack of polish mar what could have been a pretty competent game. The graphics are all over the place, with almost nothing fitting in the world that's created. There isn't a skybox within in the game, and the cube that the player resides in is actually just enlarged apartment wall textures. These very odd solutions to the…