Charlotte is a German doctor in Brussels. She is married to architect Max and mother of a young son. She rents an apartment to meet with little attractive men from her patients for sex. At the same time she leads an intimate marriage and family life. The sex life with her husband radiates security and trust. When she meets one of the chosen patients, he wants to get closer to her, she suffers a nervous breakdown. She strikes the man and finally collapses. Her affairs are now known. She loses her job as a doctor, and her marriage is about to end. Together with her husband she tries to save the marriage with a therapy. Two years later, the family moved to India, where Max works as an architect. Twins are born, and family happiness seems regained. But Max still can not dismiss his wife's doubts. The mistrust remains, and he follows her on her morning walks.