Hans is Sophie’s older brother and a key leader in the resistance movement, working closely with Sophie to challenge injustices.

Alex supports the resistance by coordinating efforts and providing emotional backup, highlighting the importance of collective action.

Christoph is an intellectual ally to the main characters, contributing thoughtful strategies to the group’s resistance efforts.

Fritz is Sophie’s fiancé and a soldier who supports her morally and materially while enduring his own challenges during the war.

Robert is the interrogator who represents the regime's oppressive force, attempting to extract confessions from the resistors.