More anthro Rinrin practice. In this scene, someone wants her to pose without her brooch because it gets in the way of her boobs. But Rinrin feels uncomfortable about it.
Drawing Rinrin with breasts makes it harder to fit in her brooch.
[The NSFW version can be found here: https://www.weasyl.com/~oddymcstrange/submissions/1792802/anthro-rinrin-brooch-awkwardness-nsfw]