The crew of the Cromwell came up with a cunning plan to retrieve Ensign Andrews from the Investors- fake Emily Masterson's death, by having 'her' steal a shuttle, and attack the Investiture. This denied them the oppurtunity to get their agent back, and put the Cromwell in a position to be of assistance to them.
Masterson and Dean executed it perfectly (with assists to unwitting participants Brennan, and Forrest, who ran his own personal 'getting shot, and injured' streak to four missions), returning Mr. Andrews back safe and sound, much to the writer's joy.
Meanwhile, on a planet a short distance away, former Cromwell counselor Samantha Carter found herself in an unfamiliar place. A mysterious man named Caliban discovered her, and decided to help her get off the planet. So he contacted old acquaintance Bolvar Tolan, who just happens to be on the Cromwell...