Mei Takamura

Mei is the protagonist’s actual sister. Along with her brother, she resided at the Fujishiro household, their mother’s sister. However, he left for Kazana Academy, but she continued to live there with her aunt. She is disappointed with her brother for leaving the coop, but understands his reasons for doing so, and knows it is futile to be angry with him. "And what was your intention in not contacting me, mister? Might I request an explanation?"