Kindaichi Shonen no Jikenbo : Killing Deep Blue . First volume

A violent terrorist attack on undersea ruins! Kindaichi and Miyuki are reunited with Xiaolong on a tropical "ruin island. However, a terrorist attack occurs at the hotel, and they are taken hostage. What is the purpose of "King Ceasar," the unseen demon who controls the terrorists? What will happen in this deadly escape mission? Long-awaited by fans, this is the first appearance of Inspector Akechi's novels.

A violent terrorist attack on undersea ruins! Kindaichi and Miyuki are reunited with Xiaolong on a tropical "ruin island. However, a terrorist attack occurs at the hotel, and they are taken hostage. What is the purpose of "King Ceasar," the unseen demon who controls the terrorists? What will happen in this deadly escape mission? Long-awaited by fans, this is the first appearance of Inspector Akechi's novels.