Sounds like they might try to spin it as Kogahara realizing her initial affection was towards Lemon, which would be fine because it opens Sunao/Lemon back up to being endgame without hurting Kogahara's feelings, but there's the unfortunate circumstance of "author probably won't unpack the implications of Kogahara being sapphic in a straight shoujo manga" and make Kogahara relieved that Lemon is just a 'really good friend'.
Sounds like they might try to spin it as Kogahara realizing her initial affection was towards Lemon, which would be fine because it opens Sunao/Lemon back up to being endgame without hurting Kogahara's feelings, but there's the unfortunate circumstance of "author probably won't unpack the implications of Kogahara being sapphic in a straight shoujo manga" and make Kogahara relieved that Lemon is just a 'really good friend'.