 Consequently, she jealously believes that he and Kallen are romantically linked (due to awkward exchanges between them), and is constantly teased about it by Milly, unaware she is merely jealous of the fact she can choose who she loves.After the Black Knights, led by Lelouch's alter ego Zero, indirectly cause the death of her father, the distressed Shirley discovers that Lelouch is Zero, and shoots Villetta Nu to protect his secret.She tries to write a letter about her feelings on the situation to Lelouch, only to throw it aside.