After a gorgeous party, Po Chu and her husband Cho Yum witness a robbery on the way home. She ignores all the feminine behaviour a woman should have, and she catches the robber. Cho Yum is between laughter and tears when he sees that. Po Chu has joined the police force as an inspector after her completion of matriculation. She is zealous for her job and she is hard working. Thus, she is nicknamed as 'feminine killer'. At the same time. she has received a lot of complaints. So, the attitude of her superintendent towards her is between hatred and love. Cho Yum has married Po Chu for six years. Superficially, he takes good care of her. However, he grumbles against her job from time to time. It always causes argument between them. Po Chu has once thought about resignation of her job. however, she is afraid of the unbearable routine life of a housewife……