A Secret to the Heart Nearest
- Episode aired Apr 14, 2013
Arthur and his friends Tim and Madeline look into the town's mysteries, and the police chief investigates one man's part in the base explosion.Arthur and his friends Tim and Madeline look into the town's mysteries, and the police chief investigates one man's part in the base explosion.Arthur and his friends Tim and Madeline look into the town's mysteries, and the police chief investigates one man's part in the base explosion.