Operation Freyja begins, but Hikari isn't a part of it.  She's been shuffled off to the rear lines to keep her safe, while Takami stands at the forefront of the 502nd's flight wing.  But when Freyja goes wrong, who will be there to help pick up the pieces and save the day?
The ultra-large railway cannons 
Gustav and Dora.
مدفعا غوستاف ودولا هائلا الحجم
Die schweren Geschütze
„Gustav“ und „Dora“.
Los cañones ferroviarios Gustav y Dora.
Los cañones ferroviarios Gustav y Dora.
Les canons lourds Gustav et Dora.
I cannoni ferroviari giganti Gustav e Dora.
Os canhões gigantes da 
estrada de ferro, Gustav e Dora.