Overview: When the two friends Pete and Lorenzo from Citrus Hill set out to start their weekend at a local coffee shop, they realize that they need to bring cigarettes to Pete's Aunt Heidi. However, this plan quickly turns into a real nightmare.
Overview: At first, friendgroup TKKG have no idea that something is amiss when “Jugend forscht” winner Kevin behaves strangely during the presentation of his “Mind Machine” - they blame his nervousness and his unexpected termination of the speech on relationship stress with his girlfriend Nadine. But when Nadine disappears without a trace shortly afterwards, like three other children before her, the amateur detectives know that they have to help the police with their investigation.