When secret agent Leslie Frost is sent to Washington， D.C. to pick up a murder case， her search for a murderer leads her to the steaming jungles of Central America， where famed ethnobotanist Louis Bailey has vanished. Not coincidentally， his brother， lies terminally ill with a mosquito-borne dengue fever， the possible victim of assassination by insect. Sooner than she can say Paganini， Frost， a concert violinist， is back in D.C. playing an erotic duet with Fausto Kiss， a pianist of great wealth who thrives on everyone s secrets. Caught between cold ambitions and red-hot romance， Frost must fight for her life.