LES ESPIONS DE SWELLINGSTEAM

In Swellingsteam, a powerful industrialist named Dionysos runs a strict institute for gifted children surrounded by dark rumors of disappearances. Two twelve-year-olds with extraordinary abilities, Antinea and Lysander, refuse to join and grow suspicious. When a friend goes missing, they go undercover as a fake family to investigate the institute and expose its secrets, risking their lives in the process!

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