Episode in a nutshell: a couple horny but clueless bakas.
At least their feelings for each other are a bit better conveyed in the animation than in the manga. In the manga some events feel out of the blue, but here it seems that it's building up nicely.
The coliseum CG is really jarring, but on the lighter side the characters are cuter. For Seras this is a given, but Eve also got prettier, without losing badass vibes: