The detective agency no. 2 has a new case to solve. Strange holes in the ground have appeared during the night and ruin Oliver's bike. The child detectives Tiril and Oliver will have to be a... Read allThe detective agency no. 2 has a new case to solve. Strange holes in the ground have appeared during the night and ruin Oliver's bike. The child detectives Tiril and Oliver will have to be as smart as Sherlock Holmes to find it out.The detective agency no. 2 has a new case to solve. Strange holes in the ground have appeared during the night and ruin Oliver's bike. The child detectives Tiril and Oliver will have to be as smart as Sherlock Holmes to find it out.