Two sleepless teenagers find kinship as they escape to their school’s astronomy observatory.

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 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 as they contemplate their uncertain future together.

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 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