Teruha's grandpa was an amazing detective, and she has dreamed of following in his footsteps. When he passed away, Teruha was still a child, so another relative inherited his detective agency. Now she's in m...

Sena Akimi is a detective sent in to spread rumors and catch the president in a compromising position, but he's the one that gets caught.

Prequel to the first song in the Vocaloid series, “Murder Case at the Mansion of Antiquarian Books,” and follows the events between the schoolgirl detective who loves mystery novels, Hanamoto Hibari, and...

Prequel to the first song in the Vocaloid series, “Murder Case at the Mansion of Antiquarian Books,” and follows the events between the schoolgirl detective who loves mystery novels, Hanamoto Hibari, and...

Rikudou Riin is an undercover cop whose assignment has led him to follow a mysterious and beautiful person who goes by the name of "Joker". He soon deems that Joker isn’t really a criminal - but a special ...

A serial killer with a mission. Aria has been a victim of domestic violence since childhood. Eventually, she sees only one way out: murder. After she kills her father, she sets out to save other victims, an...