Enterprise rescues a mysterious trans-dimensional alien, tensions mount between Reed and Hayes, and T'Pol and Tucker grow closer.
When Trip is seriously injured, Phlox utilizes a highly controversial treatment.
3-11: Carpenter Street
Upon discovering Xindi on Earth during the 21st century, Daniels recruits Archer and T’Pol to investigate.
An infection leaves Archer compulsive in protecting an Insectoid hatchery.