Super-famous Inspector Martin loses a top-secret parcel when his plane crashes mysteriously in a small, picturesque and secluded meadow. As he searches for the parcel, Martin meets some crazy snails, a charming lady Mayor and his old playmate from elementary school whom he now hates more than anyone in the world. One by one, Martin and the snails fall into the hands of vicious Stanko, the valley’s most ruthless criminal. Stanko is very eager to find out what is inside Martin’s secret parcel. After they have overcome and imprisoned the vicious Stanko, Inspector Martin and the snails form a secret crime prevention unit.