Possessing the ‘third eye’ as well as an impulsive nature – 虞因 (Yu Yin); the purple-eyed teenager who never speaks – 少荻聿 (Shao Di Yu). The Yin and Yu brothers formed a team, making up for each others’ flaws as they investigate the many unbelievable and supernatural incidents. As Yu Yin has the ‘third eye’, it allows him to see things that normal people can not see, and Shao Di Yu is a mute, but has extraordinary investigative skills; the two brothers nicely make up for each other as they investigate the numerous surprising and surreal cases. Supernatural, thrilling deductions, and joy and laughter,【因與聿．案簿錄】this story will bring to you the closest experience of the fun in a supernatural investigation.