Dr. Armstrong assists cardiac surgeon Dr. Larry Andrews, then goes to Dr. Craig with a serious accusation: Dr. Andrews has installed an unneeded pacemaker. And it may not be the first time. Dr. Craig dismisses her, but then discovers that she may be right. Dr. Cavanero treats a patient with a duodenal ulcer, and then discovers that he stars in pornographic films. Then she's roped into helping him evade a process server. More friction arises between Ehrlich and Fiscus over the roommate arrangements.