 In the manga spin-off "Suzaku of the Counterattack", Kallen becomes a member of the Black Knight after Zero forms the organization, but has doubts about his methods after a Black Knights faction had gone renegade and orchestrated an attack, taking the lives of nearby civilians, including Lenard Lubie.When Zero is planning to attack the Britannian Art Gallery with the goal of assassinating the Emperor who has arrived there, Kallen confronted him about whether it would be a trap and also commented that she would still follow him.Admiring her answer and loyalty, Lelouch placed a geass command on her that if anything would happen to him then she would lead the Black Knights.