The Ptolemaios 2, damaged by the Innovators' attack, descends to Earth. Now separated from his comrades, Setsuna searches for the Ptolemaios 2. But instead, he finds Ali al-Saachez and his Arche Gundam waiting for him.
Nakusu koto ga hirou tame nara
If the reason for a loss is so it would be found...
...إنْ كان السبب للفقد هو أنْ يتمّ الإيجاد
Wenn Verlust dazu da ist, etwas zu finden,
Si debemos encontrar
una razón para la pérdida
Si debemos encontrar
una razón para la pérdida
Se perdemos uma coisa
 só para reencontrá-la