The Mistery of the Hidden House

K konsteblyu Gunu na kanikuly priezzhaet plemyannik Ern, rovesnik yunyh syshchikov, no Gun strogo-nastrogo zapreshchaet detyam obshchat'sya. I togda radi shutki rebyata vydumyvayut nesushchestvuyushchuyu istoriyu o meste, gde proiskhodit nechto podozritel'noe. Nezadachlivyj Ern sglatyvaet nazhivku, no, sam togo ne podozrevaya, napadaet na sled nastoyashchego prestupleniya!