Brennan and Cam work to prevent an outbreak that may be behind a murder on Bones. "The Pathos in the Pathogens" is the 23rd episode of the show's eighth season.
Brennan and Booth try to figure out the diamond connection to their latest victim on Bones. " The Blood from the Stones" is the 20th episode of the show's eighth season.
Brennan inspects a doomsday bunker that becomes part of her investigation on Bones. "The Doom in the Gloom" is the 19th episode of the show's eighth season.