Shoushimin Series

Kobato and Osanai made a pact to lead a quiet life as regular students upon entering high school; a handbag mysteriously disappears at the school; Kobato is asked to help solve the case.

Kobato and Osanai plan to enter high school leading quiet lives, but inexplicable events and disasters keep happening around them.

Kobato finds Osanai crying in the school hallway, but she runs away without telling him what happened; at the student newspaper club, a new mystery involving Berliner Pfannkuchen. jelly doughnuts, awaits him.

Osanai ropes Kobato into her plans for the summer vacation; the cake he is supposed to buy for her proves to be irresistible, even for Kobato.