Lord Spider claims to be able to destroy Tom Turbo and Thomas Brezina with a button, but he demands 10 millions from his fellow criminals before he uses it.
Sneeking into the school's cellar, a boy watches a man who seems to dig for a treasure. Together with Tom, the boy tries to find out more about the mysterious treasure while being chased by the man who sees the boy as an unwanted witness.
Rudi Rat asks Tom and Thomas for help: A woman stole a map from him that can lead her to an invention of his ancestor, a mechanical knight called Baron Blitz.
After Baron Blitz' escape, Tom and Thomas search for him. Meanwhile, Baron Blitz uses a skyscraper as a hideout and plans to take over the city by threatening to destroy various houses with his lightnings.
Fritz Fantom gets kidnapped by the henchmen of the villainess Belladonna, who wants Fritz Fantom's red mobile phone as it can hypnotize anyone he calls with it.
Tom Turbo makes a bet with a stranger to spend one night in the museum without leaving it. Tom soon realizes that the ghosts of two explorers haunt the museum.
Tom investigates the disappearance of two clowns in a circus. He learns that one of them is hiding as the kidnappers who caught the other clown were actually looking for him.
A pirate appears at an outdoor pool and causes one catastrophe after the next. The director asks Tom for help, but is soon blackmailed by the pirate's boss, the mobster Don Dynamit.
An actress calls Tom Turbo when the filming is disturbed by a Scottish ghost. The ghost is later revealed to be Sigi Schlitzohr, who was ordered to scare the film crew away by Fritz Fantom who is searching for a bank robber's booty.
