Volume 1: Knife Volume 2: Knife-reboot- Metropolitan police investigator, Tsutsumi, is an eccentric who loves solving cases above all others. Imprudent with a wicked tongue, he only needs to find a thin th...

Lin is just an ordinary high school student. But on the day she transfers to a new school, she gets a video game, which sends her to the world of King Arthur. There, she meets a mysterious wizard, who tells ...