In this drama, Tomoya Nagase will play the role of a single, very vain detective. In fact, his friends have nicknamed him “Unubore” (Vanity). He lives under the illusion that he is a ladies’ man, and his desire to get married is so great that it drives him to buy a flat where he plans to live out his married life. Unfortunately, he always ends up falling in love with every female suspect, and when he uncovers evidence of their crimes, he offers them a choice: an arrest warrant or marriage….