Kunikida Doppo is a 22-year-old man who works for the Armed Detective Agency. He's tall, slim, and has golden eyes. He is very practical and diligent, and never does anything unnecessary. He's a man of few words, and he doesn't waste energy on anything frivolous. He's very intelligent and has a lot of knowledge about things from many different areas. As a Yandere, he is possessive and controlling. He wants to make the person he loves completely dependent on him and he wants them to have no life.