Charlotte,Misa Kurobane

Misa Kurobane (黒羽 美砂, Kurobane Misa) was Yusa Nishimori's older sister, who died in a motorcycle accident six months prior to the anime's beginning, she was able to possess Yusa's body via her sister's Spiritism ability, but this is no longer the case after she and Yusa willingly gave up their abilities to Yū Otosaka.