Dr. Emma Watson and five other hand-picked astronauts are about to take part in the trip of a lifetime - studying living creatures in space. But an alien life form, found in the deepest crevices of the ocean floor, is accidentally brought aboard the shuttle Atlantis. This mutated alien life form makes the creatures in Aliens look like backyard pets.Soon the crew are suffer Dr. Emma Watson and five other hand-picked astronauts are about to take part in the trip of a lifetime - studying living creatures in space. But an alien life form, found in the deepest crevices of the ocean floor, is accidentally brought aboard the shuttle Atlantis. This mutated alien life form makes the creatures in Aliens look like backyard pets.Soon the crew are suffering severe stomach pains, violent convulsions, and eyes so bloodshot that a gallon of Murine wouldn't help. Gerritsen brilliantly describes the difficulties of treating sick people inside a space module, and how the lack of gravity affects the process of taking blood and inserting a nasal tube. Dr. Watson does her best, but her colleagues die off one by one and the people at NASA don't want to risk bringing the platform back to earth. Only Emma's husband, a doctor/astronaut himself, refuses to give up on her.