The Investigation Bureau of Niro Khryulf. The Case of the Missing River

The residents of the Green Forest are in panic. The famous Raccoon River has disappeared! Niro Khryulf urgently opens an investigation bureau. In this unclean matter, he is assisted by the sailor cat Myak and the porcupine Yorik. A lost horn, a mysterious postcard from Captain Mryak, and an unknown plundra — all this and much more awaits the brave detectives to study! Onward! To the case! Mud puddles can wait!