Also khown as:
Op: The Colourless Days of Yoake Itaru
Op: Yoake Itaru no Iro no Nai Hibi
Op -オプ- 夜明至の色のない日々
Yoake Itaru, 38, divorced. Profession: Investigator and confidential informant for an insurance agency. Speciality: Cases others tend to avoid.
Everyday there are mysterious "accidents" that are actually clever cover-ups of suicides and murders. And the parties concerned will appeal to him. And so, the colourless days of this man will continue...