青砥警官的女兒遭人綁架， 犯人提出讓她活命的條件， 就是去綁架另外一名男童。 而整在因緣際會下接觸到犯人， 只好與青砥一同行動， 沒想到這起綁架案竟與八年前的懸案有關－－ 整歸納出的事件全貌會是如何!?
![ミステリと言う勿れ [Mystery to Iunakare] book cover 1](https://m.media-amazon.com/images/S/compressed.photo.goodreads.com/books/1613688335i/51738168.jpg)
![ミステリと言う勿れ [Mystery to Iunakare] book cover 2](https://m.media-amazon.com/images/S/compressed.photo.goodreads.com/books/1527302129i/40212678.jpg)
![ミステリと言う勿れ [Mystery to Iunakare] book cover 3](https://m.media-amazon.com/images/S/compressed.photo.goodreads.com/books/1543295899i/42963413.jpg)
