would talk about in public

.Ahn Geumhu, the eldest son of the Ahn household, needed the blood of livestock for his younger brother's medicine, and so set out to find a pariah familiar with butchery.In the process, he ended up meeting a nameless pariah with a unique appearance.

Meet Kanade Nakamori. She always go grocery shopping for mom. But always get sarcastic remark by a boy who works there and goes to the same school but he younger than her! What's his real reason?