Brennan ’s father Max Keenan is on trial for the alleged murder of FBI Deputy Director Kirby. Everyone on the team, except for Brennan, is called as a witness for the prosecution during the trial.
"Bones' Season 5, Episode 14, 'The Devil in the Details' provides a reprise of the reoccurring conflict between Booth, the man of faith, and Temperance Brennan, the woman of reason and total lack of social skills.