J.D. stirs things up in his new relationship with Neena; the court battle over Mr. Korman's injury continues.
J.D. and Dr. Cox feel threatened by a patient's daughter (Julianna Margulies) who happens to be a malpractice attorney with seemingly evil intentions; Elliot tries to keep Doug away from her because of his tendency to cause malpractice cases.
A man (guest star Matthew Perry) donates a kidney to his ailing father (guest star John Bennett Perry).