9x04 The Sense in the Sacrifice
First Aired: Oct. 07, 2013 on FOX
Summary: Pelant is back, and the members of the Jeffersonian team want to put an end to the hold he's had over them, once and for all. When a human cadaver is willed for research to the team, they devise a plan, with the help of Special Agent Hayes Flynn, to stage the human cadaver in a way that…
Special Agent Seeley Booth: To Hell with the FBI.
Dr. Lance Sweets: Well, Dr. Brennan is Pelant's endgame. He's trying to replace you. Has he done anything to prevent the two of you from getting together that we don't know about. [Booth thinks about it] I'll take that as a "yes."
Dr. Temperance 'Bones' Brennan: There's no such thing as a soul.
Aldo Clemens: Says you. But Booth values nothing higher than his soul. Yet he's willing to sacrifice his soul to kill Pelant.
Dr. Temperance 'Bones' Brennan: Why?
Aldo Clemens: [Slight chuckle] You, of course... It's always going to come down to you.