The sea here sure is peaceful.

...Did you detect something?

And yet the higher-ups in the navy are getting trashed by the mass media because the Abyssal invasion has reached Okinawa.

But it's not entirely their fault.

Radars can pick them up easily when they're above sea level.

But they're called Abyssals for a reason. If they can come from below, it's not that easy...

Apparently current-gen sonars and radars are inadequate for detecting Abyssals...

And Japan still hasn't got the electronic gear the Anglo-American ship girls are equipped with, so this is all we can do.

Even if we had it, they'd just ship it all to the front lines because there's not enough.

Seriously, they should stop being so stingy and share their technical know-how with Japan—

One surface object detected... Distance—