Monster #12

The BKA chief inspector Lunge is now convinced of Johan involvement in the serial muerders.
He comes to Prague to find out what Johan really is, and gets at a fact that "The Nameless Monster", the uncanny picture storybook which seems to have deeply affected Johan is his childhood, was created by an agent of the Czechoslovakian secret police.
Lunge manages to locate the Red Rose Mansion, which the author used for writing.
And there, in a thickly plastered wall, he discovers an old door!!
Now comes out something of real horror behind it!!

HQ, comics, mangá