At last, Saya and the others stand in the face of the ultimate enemy.  Will they be able to defeat the massive ouroboros and save the five worlds and their alpha drivers?  The chosen Progress prepare for the last battle to retake their bonds with Amane.
When you became her little sister,
،عندما أصبحتِ أختها الصّغيرة
Als du ihre kleine
Schwester wurdest,
Al hacerte su hermana,
Al hacerte su hermana,
Le fait de t’avoir
comme petite sœur de substitution
Quando sei diventata la sua sorellina,
Quando você virou a irmãzinha dela,