Kasugano Sora

When she was a child, I was weak and sick, so I often stayed in the hospital. it seemed that she was still unable to go to school normally due to psychological factors. she is taciturn, frail and reclusive. she avoids difficulties and puts all troubles on his brother Haru. She like her brother Haru. She can speak in english, chinese and japanese. Shy girl. Arrogant. Squatting at home, unable to survive without the Internet.