Bungo Ha Onigo to Tsuzuru 3

[Machine Translation] Summer of Taisho 10. Ren Katsuki, a novelist with a secret past, and his junior high school assistant, Haruhiko, are lured by a mysterious letter from an American reporter and set off for Unzen in Nagasaki, a summer resort popular with foreigners. Along the way, they encounter Alice, a beautiful British woman, and an elderly French missionary named Romeo, who is said to have once been involved in the construction of a Catholic church in Japan. Awaiting the group at this beautiful, exotic resort were eerie supernatural phenomena: Screams echoing from the steaming hot springs of Hell, and corpses vanishing without a trace." History and sinister motives lie hidden within this glamorous summer resort. Kazuki and Haruhiko, along with their traveling companions, set out to unravel the tragic mystery slumbering in hell !

大正十年、夏。出自に秘密を抱える小説家・香月蓮と中学生助手の春彦は、米国人記者から届いた怪しげな手紙に誘われ、外国人の避暑地・長崎は雲仙へと向かう。道中で出会ったのは美しき英国人女性・アリスと、かつて日本で天主堂の建設に携わったという仏蘭西人宣教師・ロメオ翁。異国情緒漂う美しいリゾート地で一行を待ち受けていたのは、「地獄の湯煙から大勢の悲鳴が響き渡り、死体が忽然と消える」という不気味な怪奇現象だった。華やかな避暑地に隠された歴史と黒い思惑。香月と春彦は、旅の仲間たちとともに、地獄に眠る哀しき謎に迫る―!