The three detectives are his young friends Bob Andrews, Pete Crenshaw and Jupiter Jones. They live in a town near Hollywood. Their stronghold is a salvage warehouse, their headquarters is an old caravan in which they have equipped a crime laboratory. Their agency "Three Detectives" reveals any secrets, riddles and puzzles. Friends-detectives boldly take on the most important and complicated cases and bring them to the end with honor.

The Mystery of the Bloody GhostAfter a mysterious figure in a cloak appeared at a comic book exhibition, the most valuable exhibits disappeared from the stands. Having decided to investigate the case, Jupiter, Pete and Bob had no idea that they would encounter a real criminal.