Renzoku Satsujin Oni Kaeru Otoko Futatabi (Takarajimasha Bunko C Na 6-8 Kono Miss Taisho)

[Machine Translation] The "Frogman Serial Hunt Murder Case" shook the world with its gruesome murder methods and poorly written statement of the crime. Ten months later, the home of Professor Omaezaki, the psychiatrist in charge of the case, is blown up, and a crushed and carbonized corpse is found at the site. The statement of the crime was also found. The detective duo of Watase and Kotegawa are once again on the move in retaliation for the Frogman's revenge. In addition, the frogman's guardian, Sayuri Udo, also takes action...

凄惨な殺害方法と稚拙な犯行声明文で世間を震撼させた「カエル男連続猟奇殺人事件」。十ヵ月後、事件を担当した精神科医・御前崎教授の自宅が爆破され、その跡からは粉砕・炭化した死体が出てきた。そしてあの犯行声明文が見つかる。カエル男の報復に、渡瀬&古手川の刑事コンビもふたたび動き出す。さらにカエル男の保護司だった有働さゆりもアクションを起こし...。