Tantei Ha Mo, Shindeiru. 4 (MF Bunko J) [Light Novel]

[Machine Translation] Kimihiko Kimizuka, who was once the assistant to the great detective, took up the challenge left by the now deceased Siesta and arrived at an answer that exceeded his expectations. In order to bring back the great detective - to make such an impossible miracle happen, Natsunagi and I flew to London again to obtain clues for defeating the Seed. However, on the plane on the way, I heard the same words as four years ago, "Are there any detectives among our customers? But on the plane, I heard the same words as four years ago, "Are there any detectives among our customers? Enemy and ally, past and future, encounter and parting. The story begins to take a sudden turn as wills and wills intersect. The detective is already dead. The story will never end as it is. I will not accept this ending, even if it is a wish that goes against the reason of the world. This is a new adventure that begins 10,000 meters above the ground.

かつて名探偵の助手だった俺・君塚君彦は、今は亡きシエスタが残した課題に挑み、その思惑を超える答えに辿り着いた。名探偵を取り戻す―そんなあり得ぬ奇跡を起こすため、シード討伐の手がかりを得るために、俺と夏凪は再びロンドンへと飛ぶ。だが、その道中の飛行機で四年前と同じ「お客様の中に探偵の方はいらっしゃいませんか?」という言葉を聞いてしまい...?敵と味方、過去と未来、出会いと別れ。遺志と意志が交錯し、物語は急転を始める。探偵はもう、死んでいる。ままでは決して終わらせない。たとえそれが世界の理に反する願いでも、この結末は認めない。これは地上一万メートルの上空で始まる新たな冒険劇。