Georgie is a 22-year-old human from Florida who becomes the de facto leader of the abducted women. She is brave and practical, surviving the freezing environment of Not-Hoth and establishing first contact with the sa-khui tribe. She actively plans for the survival of her group, weighing her responsibilities to her friends against her complex feelings about her alien rescuer.

Vektal is the blue, horned, and tailed chief of the sa-khui tribe on the ice planet Not-Hoth. He is fiercely protective, highly community-minded, and shocked to find his symbiotic "khui" reacting to a human woman. Unfamiliar with human concepts of courtship, he relies on his physical strength and survival skills to provide for his new mate.

Liz is a 22-year-old abducted human woman with a background in hunting and archery. She maintains a cheerful attitude despite their grim situation, providing practical support to Georgie. She uses her extensive knowledge of science fiction to help the women contextualize their bizarre surroundings, coining the name "Not-Hoth" for the planet.

Kira is a 22-year-old abducted human woman subjected to cruel medical experimentation by the traffickers. Fitted with a translation device painfully attached to her ear, she is forced to understand the terrifying plans of their captors. Her involuntary translation abilities quickly become crucial to the women's survival.

Raahosh is a skilled sa-khui hunter marked by a broken horn and prominent facial scars. Initially skeptical of the human women's potential as mates, his attitude shifts aggressively when his own symbiont reacts to the newcomers. He is intense, impatient, and operates with a singular focus once his mind is made up.

Maylak is the official healer for the sa-khui tribe. She uses her symbiont to communicate with and strengthen the khui of her patients, finding herself medically limited when treating the humans. She provides necessary cultural context about the strict mating rules governing their society.

Megan is a 22-year-old human woman who suffered severe medical trauma at the hands of the alien traffickers before the ship crashed. She endures a terrible cough and physical weakness due to Not-Hoth's toxic atmosphere.

Dominique is an abducted human woman who succumbs to panic after the spaceship crashes on Not-Hoth. Terrified by the sounds of the alien wildlife outside the ship, she makes a desperate decision to flee the relative safety of the wreckage.

Tiffany is an abducted human woman who survives the initial crash. She demonstrates bravery by pursuing a panicking companion out into the snow, though she is forced to turn back due to the lethal temperatures.