A 32-year-old woman vacationing in Orlando dies unexpectedly of a mysterious illness. The woman had been coughing up blood, and experiencing chest pains. At first it seems to be a routine pulmonary embolism case, but the true cause of death will surprise Dr. G.Paramedics arrive to treat an unconscious 35-year-old female hitchhiker in a parking lot, but she dies on the way to the hospital. The man who gave her a ride reports that the woman began shivering and collapsed while they were having a beer together. Dr. G must determine what caused the woman to die, and whether or not foul play was involved.