AZUNA gets their 2 episodes (unlike another unit) and we get to see more of Setsuna being a bit of a dork. In contrast to SIFAS, here the reveal is less impactful in the grand scheme of things. In the game, Shioriko pretty much called her out in front of the whole school so it's quite the difference. We get a cool callback to the fist bump that Setsuna offered to Ayumu during the previous season, but this time the roles were reversed, with Setsuna needing motivation this time. Infinity Our Wings is a song that really manages to show their differences in usual rhythms (during each solo segment. Due to the small dialogue segments, you can definitely tell that Shizuku is there.