ume (yuuki-110813), hiwatari kanae, gakuen idolmaster, idolmaster, highres, 1girl, animal ears, apron, breasts, dress, green dress, green eyes, grey hair, hand on own face, hand up, holding, holding knife, horse ears, knife, long sleeves, looking at viewer, maid headdress, open mouth, puffy sleeves, scowl, shaded face, short hair, simple background, small breasts, smile, solo, twitter username, white apron, white background