Upon learning that former Azur Lane alliance members Sakura Empire and Iron Blood are ready to go to war, forces from the current Azur Lane, Eagle Union and Royal Navy, assemble at a forward base.
The ultimate weapon humanity
developed to combat you Sirens...
السلاح النهائي الذي طورته البشرية
...لمحاربتكن أيتها الحوريات
Wir sind das Ass im Ärmel der Menschheit!
Wir wurden erschaffen,
L'arma finale che l'umanità ha sviluppato per combattere le Sirene...