The Two Brothers Detective Agency

The boy detectives Adam and Pete begin by finding a little girl's missing teddy bear and decide to launch a detective agency. They soon have more serious crimes to solve. First they find buried treasure left by pirates. Then they solve a case of industrial espionage conducted by a mad scientist. In their fourth case, they track down a "werewolf" that kidnapped their friend and local pets. In their next case, they uncover the source of a ghost haunting their aunt's farm. At Christmastime, they help catch a nasty department store Santa who is a major toy thief.