It's very possible Arika might not have survived to see it, had Akane not come Just in Time to rescue her, Nina and Mashiro after the aircraft they had stolen was knocked out of the sky.
And the moment where Shizuru landed on the street with such force that it shattered windows in the entire city block.
Arika gets her chance to shine in her first fight with Nina. Sure, Arika didn't technically win, but she sure spooked the hell out of her rival after taking a point-blank Force Push to the chest and slamming into the opposite wall of the Garderobe Arena. Down and out, right? Wrong! She saved herself by wrapping the extra-long frills of her Coral Robe onto two nearby pillars, calmly walking away after the smoke cleared.
Mai's big comeback in Episode 24. Who better to display and redefine the phrase "burning up upon reentry"? Just...wow.
Speaking of Akane, let's also give the young lady credit for standing up to a Slave in just a Pearl Robe, having her Simple Staffsnap, and then, in a fit of rage, rip one of the bloody thing's legs off with her bare hands. For bonus points, her beloved Prince Kazuya was watching the whole thing.