The always-hungry Yako Katsuragi is a super famous high school-aged detective who cracks the hardest of cases with ease – at least, that’s what the general populace thinks! Behind the scenes, Yako is helped by Neuro – a maniacal being from the demon world who is looking for new mysteries to devour. Alongside local detectives and a helpful sidekick, Yako and Neuro will solve the unique and the bizarre cases that plague the city; but will Yako ever discover the truth behind her father’s supposed “suicide”?