Code named Python, Karen Tucker is the beautiful brawn behind the Medusas, the first all-female Special Forces team. When they're sent on an arctic training mission with a Norwegian team, it's Karen's strength that makes the men, especially Lieutenant Anders Larson, sit up and take notice. But before Karen and Anders can find out if their fiery rivalry is more than just competitive spirit, the team uncovers a secret drug lab. Exposed to a deadly mind- altering drug, Karen struggles to do her job, stay alive— and remain sane enough not to kill her partners….