There's a new special mission involving the usual Yatagarasu members, but Gai, Kei, and Nayuta are kept in the dark. The members go out of their way to keep this mission top-secret, but will they be able to keep the AIs out of the loop for long?
After learning about your birthday,
Amou came up with this MR party.
Amo hat uns erzählt,
dass heute euer Geburtstag ist,
En apprenant
que c’était votre anniversaire,
Quando ha saputo 
del vostro compleanno incombente,
O Amou-kun ficou sabendo que
hoje é o aniversário de vocês,
Когда Амо услышал,