Test Tube follows three people living in a faceless city of decrepit movie theaters, girlie nightclubs, and paper-thin apartment buildings. Within that stew, they are exposed to strange photographs, old cracked statues, cardboard cut-outs, and sexual mania. A stunning woman named Jill meets a white haired poet named Gene Dennel at the flea market. He invites her to collaborate on his masterpiece, revealing the secret that could spark the next phase of human evolution.

Carlos Gonzalez's comics have been published in anthologies like Kramers Ergot 6 and his artwork has been exhibited in galleries with members of Fort Thunder.