[Machine Translation] Today, he" came again to return a lost item to Enoko Otonashi, who works in the Accounting Division of the Minami Police Station in Hiroshima Prefecture. Hiroshima Taro II," a homeless man wrapped in a blue tarp, confidently placed a teardrop-shaped metal cylinder on the counter Perhaps it was a fishing sinker? The next moment, a scream echoed through the floor. That s an unexploded bomb!" It turned into a huge commotion, but that was only the beginning of an incident that would shake the entire prefectural police force Will she solve the case by relying on the memories lodged within the lost item!? Volume 2 of the wildly popular series!