already know about haato and coco but I didn't assume it was about them because this didn't "fit" their situation exactly.
oh yeah there's also that message in it that says it isn't referencing anything that I just noticed but still not sure.
@VINT64 I think you're just reading it wrong, It's the guy who's asking if she's looking at the ocean. Meanwhile, she's staring at him.
He thinks Rin is possessed because she's behaving in a way that differs from her norm.