Ji-wook is just actually really a detective who stop to capture offenders and would cruelly attack. Nevertheless, despite her appearance, Ji-wook struggles having a secret wish for a woman. To transition, Ji-wook decides Finally. But a gang detained by force plots revenge against him. While Ji-wook secretly dreams of becoming into a girl and resigns, people murdered and near her get caught up in a conspiracy. When the one man he needs to protect, Jang-mi, also drops in danger, Ji-wook faces a cross roads to make his pick.