Christine is enjoying a budding romance with Richard Martin. Unknown to Christine, Richard suffers from multiple personality disorder. One of his personalities, ""Rick,"" is a misogynist who abuses his girlfriend Amy. Amy follows Richard to a rendezvous with Christine and confronts him, but Richard claims he's never seen her before. Later, Amy is found stabbed to death. Having researched Richard's background, Billy and Peter save Christine from Richard, who wields a knife. Veteran bellman Frasier Pratt begins to show signs of incompetence. When Dr. Ellen Graham checks in to deliver a medical convention lecture, Frasier shows her to the wrong room, where architect Malcolm Taylor, clad only in a towel, berates her. Later, a friendship develops between Malcolm and Ellen. Mrs. Cabot solves Frasier's performance problem with a simple hearing aid. Bothered by her infatuation with Malcolm, Ellen calls her husband, Leonard, but fails to tell him about it. Ellen and Malcolm's flirtation turns int