佐东步

希望成为侦探助手的女子学生，同时也是剑道部的王牌。 正义感很强很讲礼貌的热血少女，散发出冷酷的中性气质。 因此加强了中性的气质，不那麽像男孩子了。 “我也一起去，毕竟我是时坂先生的助手。”

简介来自 Bangumi

Nishizono Yui's best friend. As a result, she often runs into Yukari and the rest of the art club members. Became rather depressed after Yui disappeared, and as a result, doesn't talk to others much. [Edited from MangaGamer] Ayumu's a female student aspiring to be a detective assistant and is Yukari's junior. Her fervent sense of justice and androgynous charm have earned her popularity among her peers. While she is determined to pursue her dream, the path to becoming a detective assistant is not straightforward, especially as it requires Reiji's consent, which she has yet to secure. Currently, she's thoughtfully contemplating her next steps to pursue her ambition.

简介来自 VNDB

職業：櫻羽女学院生（剣道部所属） 趣味：剣道 西園唯の親友。 その関係で、紫たち美術部の面々とも面識がある。 唯が行方不明になってから、意気消沈気味で、 他の人ともあまり関わろうとしなくなった。

简介来自 erogamescape