Feels like this could really be happening. The title is actually a pun of K-ON's Afterschool Tea Time, since they share the same pronunciation (Houkago Teatime).
Hey- What are you doing-deesu!!This is Warspite. Suspending shelling assistance.Oh crud!What was that!?What in the world happened?What!? Now's not the time for tha...She's a true-blue Britisher-deesu!Ack!
The Enemy's combat power has increased!ティータイムよ。Tally-ho!お茶の時間よ。