"Affliction" is the title of a
Star Trek: Enterprise television episode from season four. The Enterprise returns to Earth to take part in the maiden launch of the newest NX class ship, Columbia. Shortly after taking shore leave with the others, Phlox is kidnapped and taken to a secret Klingon research facility. The Klingon Empire needs Phlox's help to stop a disease that is the greatest threat that the Klingon race has ever faced. Archer sets out to find Phlox with few clues to go on, but is obstructed by Malcolm Reed. Meanwhile, Trip settles into his new life as Columbia's chief engineer.
See more at Wikipedia.org...