Secret Diary of the cat Boris (Issue 4). Webb H.

The kitten Boris longs for adventure. To be a museum cat and protect exhibits from rats is so boring... True, the rest of the kittens do not really support him. For them, life in the museum with its secret moves is already a very exciting adventure.

But once Boris hears how rats discuss the map that will lead them to a treasure. Is there really an unknown treasure in the museum somewhere in the museum?! It pulls on a real adventure!