Soukoku no Kusabi Hiiro no Kakera 3: Asu he no Tobira

A year and a half after the events of the series, Tamaki and her remaining classmates are approaching graduation. Tamaki wants to attend the same university as Yuuichi — the person she most wants to stay close to — but Ashiya points out that enrolling in the organization's affiliated college would provide far greater safety for someone in her position as Tamayorihime. The practical argument is sound. What it would cost her, personally, is harder to calculate.