The team reopens the murder case of a 6-year-old orphan and discovers that his parents' true identity may be what is needed to crack the case.
The detectives' case hinges on the testimony of a forensic-evidence collector who stole a latex glove from the crime scene; co-workers become prime suspects in a waitress's death.
Archer and his crew must stop Paxton (Peter Weller), a well-armed, radical human isolationist who threatens to destroy Starfleet Command unless all aliens leave Earth immediately.
While on Earth for a historic Starfleet conference, Archer and the crew uncover a plot by a radical group of humans opposed to the increasing number and influence of aliens on Earth.