A woman ponders the greater meaning of her life, that of a clone, as radical fanatics set fire to the future. The first manned mission to Mars encounters an ancient evil with a hunger for the Earth. Vietnam soldiers take a wrong turn and are forced to battle terrifying jungle monsters. Drug dealers cross paths with a ruthless primordial force as they ready to harvest their crop in the deep woods. A towering horror strides out of a man's darkest dreams and into his waking life. These are mere glimpses of the sinister tales contained within the pages of Pentagonal Sextet. Join six of Great Old Ones Publishing's most celebrated authors on five terrifying thrill rides each as they journey into the shadows and navigate the realm of nightmares.