The Marburg virus has apparently run its course. Several months after the death of his wife and a nervous breakdown, Frank rejoins the FBI and investigates a plane crash with a new partner.
Sabrina gets a lesson in the perils of magic when she tries to help Valerie overcome an embarrassing moment but discovers that the spell has only transferred Valerie's embarrassment to her, magnified.
Sam finally manages to remember, through a dream, some of Jolinar's memories (the Tok'ra she had bonded with) and get a gate address that SG-1 hopes will take them to the Tok'ra so that they can try to gain a new ally against the Goa'uld.