LES ESPIONS DE SWELLINGSTEAM

In Swellingsteam, Dionysos, a wealthy industrialist, runs an elite institute for gifted children with an iron fist. Antinea and Lysander are twelve years old and possess extraordinary abilities themselves. They have always refused to join this institute, which seems highly suspicious to them: rumors of children disappearing in connection with the place are spreading throughout the town. But when one of their friends vanishes too, the two adolescents convince their respective parents to investigate the matter! Becoming spies, they pose as a fake family in order to uncover the mystery and dismantle Dionysos's institute—at their own risk and peril...

Written by: Nancy Guilbert
Cover and interior illustrations: Alba Filella
Publisher: Didier Jeunesse
Release date: June 2025