This is the tale of Sakurai Tsubasa – your average female working as a newcomer in the Metropolitan Police Departments traffic division. Once day, she is approached by an odd man (Hozumi Rui) who’d reveal that in regards of recognizing her ‘special’ ability of memorizing faces and…accidentally leading criminals to arrest, dear Tsubasa is going to be forcefully transferred to the Emergency Mission division instead. With most of her new co-workers not exactly showing approval of the idea and not having much confidence in being able to solve a case herself, thus begins the tale of her slowly developing bonds (and maybe even finding romance!) while learning the know-hows of what her new job would involve from her ‘partner’ for pursuing the most recent crime…