François, Lisa et Eusèbe poursuivent leur combat. Le réseau Lynx a dorénavant pour mission de protéger un « pianiste », un espion en charge de l'émetteur-récepteur qui permet à la Résistance locale de communiquer avec Londres.
Starting a new school is daunting at the best of times, but for Bastien, Hina, and Boris, their first year at the Institute of Excellence is going to be downright terrifying. New students at the ultra-elite private school are subjected to the "ritual"—weeks of hazing by the seniors—and if they refuse to take part, they are branded "bastards" for life and can say goodbye to any kind of social life. But something even more sinister is going on behind the scenes... Who is the mysterious benefactor paying Bastien's tuition, what is the principal hiding, and what are the real circumstances behind the deaths of former "bastard" alumni?