>>101499752
>>101503639
its much more of a stretch, but there is a darkgreen/red spiral shell beneath shion and faunas shell, could be that
Alternatively, chloe was much less close/important to gura than the other members and she left for reasons much more different than the others
She also left to make her own group with her sister, so if they are planning on interacting with one another chloe might be a bit different in terms of distance too