本片主要讲述In the eyes of others, Dr. Foster has the envy of all, respected work, family harmony and happiness, loving husband and wife sweet, child obediently obedient. In fact, she has been so that until one day, a lipstick, a blonde appearance, so she began to suspect everything in front. In order to find out whether her husband really derailment, she even use the patient to help her track her husband, the results are found the truth, completely beyond her expectation....