Bones: Season 5, Episode 8

5 - 8: The Foot in the Foreclosure

When the charred remains of a person are found by a real estate agent during a tour of the house, Booth and Brennan must investigate the mysterious way the person turned to ashes. Booth deals with taking care of his grandfather Hank (Ralph Waite) as he prepares to move in, and Hank gives relationship advice to both Booth and Brennan.