Trison and Marcel Take the Case into Their Paws

Along with Marcel and his owner, you will embark on a business trip to Yekaterinburg and Novosibirsk to undertake a very serious mission. With the help of the brave Labrador detective, the police will uncover dangerous criminals that have been hunted for many years. Exciting adventures await the Labrador Marcel, who is rightfully considered the protégé of the famous Trison. Marcel differs in fur color, but does not lag behind in cleverness, courage, or responsibility for the entrusted task. After the events described in the book, Trison will be able to take pride in his ward and colleague. The reader will once again be convinced that a Labrador always remains loyal to a person and is ready to perform any heroic deeds for them.