Kobato-kun is a first-year high school student who has no desire to become a great detective—he simply wants to live a quiet, modest life as an ordinary citizen. Alongside his like-minded classmate, Osanai-san, he hopes to enjoy a peaceful and humble school life. However, mysteries keep finding their way to him one after another. Though he desperately wants to avoid standing out, Kobato-kun finds himself unable to ignore these puzzles. Will a peaceful day ever come for him? From Naoki Prize-winning author Honobu Yonezawa comes the long-awaited manga adaptation of the hugely popular school mystery series, with over 1.1 million copies sold!