Death Machine in Fairytale Land

Kurobe is a detective and fearless kendo practitioner. After spending his days searching for his daughter Erika who went missing a year ago, suddenly he encounters an old man who claims to have a book with Erika inside. Kurobe is sucked into the book, an alternate world... in the form of a robot. His search for his daughter and battles in a world under attack by robots begins!

(Source: Akita Shoten, translated)