Cally Stronk and Christian Friedrich read about Lex, Lupe and Sammy, whose adventure begins with a strange message. The friends must solve puzzles, rescue Koko, a round alien who loves chocolate, and stop a dangerous villain. A secret alien agent organisation, N.A.S.E., is also involved. Listeners can help solve riddles during this reading, which is part of Germany’s national reading day.

Details can change — check the event’s website before you go.