束原 柊

爱好：收集昆虫 讨厌：待着不动 PSP版独有的女主角。卡娜(Kanna)的妹妹，是一年级学生。她原本是八年级学生，就读于霍华德大学的一所研究生院，但因为想和姐姐上同一所学校，她毫无预兆地转学过来了。柊是一个充满活力的女孩，讨厌独处和感到寂寞。尽管远离家人生活，她还是和姐姐保持着良好的关系。

简介来自 VNDB · 由机器翻译生成

Hobbies: Collecting insects Dislikes: Staying still A heroine exclusive to the PSP version. Kanna's younger sister who is a first-year student. She was originally an eight grader and enrolled in one of Howard University's graduate schools, however due to wanting to go to the same school as her sister, she transferred in without a warning. Hiiragi is an energetic girl who hates being alone and feeling lonely. Despite living far away from her family, she's managed to keep up a good relationship with her sister.

简介来自 VNDB