Episode 6872

Brennan is obsessed with finding Kate’s killer. He asks Toadie for information on a case he worked on, a client that Brennan had put away, but Toadie can’t oblige. Toadie and Sonya realise that Brennan is going through all his old cases, treating each criminal as potential suspects, and their concern for him deepens.

The show’s own verdict is on its page.