Conduct disorder has been subclassified by the symptom characteristics of socialization, aggression, or age of onset. In ICD-10, ‘Conduct disorder confined to family context’ has been developed as a distinct subtype. Which delineates the conduct problems which take place only in the family and related situation. These authors experienced a case which presents a child who shows aggressive and violent behavior to his parent and brother, severe tamper tantrum and destructiveness only in family. By through history taking, observation and treatment after admission, we could find that insecure and ambivalent attachment between parent and child due to chronic neglect and abuse, and inconsistent parental behavior contribute to many behavioral and emotional problems of this child. We reviewed the relationship between conduct disorder and family pathology and treatment strategy for conduct disorder with family problems.