It really stinks that we probably won't get to see the Yozora-focused parts of the novel this season. I hope AIC does gives three extra episodes later on like what happened with OreImo.
Okay, to preface this second part, I must let it be known that I am a shipper.
So, just ignore this part if you hate shipping. But when I read the summaries of the novels, it seems to me that while Sena likes Kodaka, her feelings aren't as strong as Yozora's. Basically, it feels more like Yozora is the main heroine for the romance part of the story. Yes, Sena and Kodaka are engaged, but I have a feeling that that aspect is just a red herring. ....Or maybe I'm just blindly shipping YozoraXKodaka. lol