Kyou is shit at being boyfriend and good at being friend. People can be like that. I honestly prefer Fuyuki to end up with Kisaki despite obvious foreshadowing of her ending up with Eri since chapter 1. Kisaki is the best girlfriend you can get. She is hot, she is kind, she is faithful and also...
Well Elsa is angry that Evie is hiding things from her which she did. And I get it that she's mad over Evie not telling her about her future/alternative self. What I don't get is her getting mad over "predetermined plot". Didn't Evie already tell her about time travel thing?
I genuinely hope that Yvonne doesn't act like Naigasa from Anemone Is in Heat. Protect your girlfriend like she does for you. You just don't act passive and peaceful toward someone who's rude to your girlfriend after you turn back time to make her yours, defeat powerful enemy that outpower demon...