Ahhhh! I love that Haru falls in love with Akihiko in the Fall (aki = fall). And Akihiko confesses to Haru in the Spring (haru=spring). I feel like it has to be on purpose.
Looking at the little preview images of the extras, it seems like the first 2 might be about present Candy in the past. I'm excited to see how going back was for him. Hopefully the last extra will explore what happens after this chapter.