No... this episode was also one of the craziest.
First of all, Ruby and Aqua are estranged.
And then there's the brief reconciliation between Aqua and Kana.
Even though Ruby herself gave permission, she certainly didn't expect such a bombshell to be dropped.
Ruby's mood was just too painful, and out of all the episodes we've seen so far, her expression was worse than the one in the final episode of season 2...

Episode 32: His true nature finally comes out... | mentamago's post