A prosecutor suffers from what he believes to be cardiac arrest during an interrogation at the witness stand. The team's preliminary diagnosis is hyper-anxiety, but when Adams and Park investigate the patient's home and find a hidden arsenal of firearms, they uncover a more alarming and deep-seated psychological disorder. Wilson becomes obsessed with proving that House is hiding something in his home, Park slowly comes out of her social shell, and Foreman's lack of romantic relationships piques the interest of Taub and Chase.
Spoilers ahead. Coverage follows the scope labeled below.
Complete story — includes the ending
The team takes the case of a prosecutor ( Vincent Spano ) who suffers an apparent heart attack during a case, but when they discover a huge hidden cache of weapons in his home, they must decide whether it's overprotectiveness or paranoia. Meanwhile, Taub decides to assist Foreman in his romantic affairs, and Park eventually starts to realize she needs to open up herself to the other people. Final diagnosis: Diphtheria