"In a far away Alien world, Ruby responds to a distress signal from her partner. She finds him wounded, collapsed in a train. Just before she can start replenishing his energy, she gets jumped by two enemies."
The story continues: "Ruby has been safely taken back to the base and taken to Julia for examination. She is startled to find Ruby has been impregnated by the enemy soldiers. The erotic mood continues however, as Julia finds one of her soldiers unable to hold down his erect penis. How far will the erotic drive take them this time?