Subaru and Itsuki face off against Arc Ruler Erde in a two-on-one battle. But who exactly is this guy? And why is he so certain of victory, claiming that he knows all about the pair?
You're free to decide
 whatever you want.
يمكنك أن تقرّر ما تشاء
Du glaubst wohl, du wärst allwissend.
Eres libre de decidir lo que quieras.
Eres libre de decidir lo que quieras.
Siete liberi di decidere quel che volete.
Você é livre para decidir
o que quer fazer.