GRANBELM is finally down to two participants. Their mechs surpass their own limits, but eventually they can no longer withstand the impact sustained during the battle, and their functions begin to fail. When Shingetsu's situation grows dire, she's surprised by the appearance of Mangetsu, who was supposed to have disappeared...
then they sealed it away 
for the sake of peace.
.ومن ثم ختموها من أجل السلام
und diese dann versiegelt,
um den Frieden zu wahren.
y lo sellaron por la paz.
mais il l’a scellé pour la paix.
poi l'hanno sigillato per il bene della pace.
e depois o selaram, em nome da paz.
но запечатали её, чтобы жить в покое.