Rose, a sweet and kind librarian, is on her honeymoon with her goofy gym teacher husband when the trip takes a turn for the worst and she is abducted by aliens. When the spacecraft is attacked by the enemies of Empress Nashal, Rose makes it back to Earth freshly impregnated by alien royalty with said enemies on her heels. Now faced with running for her life, she is joined by Zita, a cheerful alien marine, and must make the choice between her unborn alien child and her baffled husband, who believes the child is his.