Insomniacs After School manga volume 8 features story and art by Makoto Ojiro.

After Nakami's valiant effort in the school festival's race, Magari resumes her late-night radio streams. She opens up about living with a congenital heart defect since birth and shares her fears about her condition. Nakami pledges to fulfill Magari's dream of traveling when they grow up and, in the meantime, to support her in her current goals, starting with fixing up the observatory. Both friends anxiously await the results of Magari's blood tests at the hospital, contemplating their uncertain future together.