Hiiragi Nana is not afraid of the dark.
Nana had recently gotten the habit of fiddling with the phone in her pocket, anxiously circling her finger around the power button. It was always about the numbers, every time she looked at one of her peers- the enemies of humanity- she felt the need to check again and again, even if she had memorized that number over and over. However recently, the number she would check the most was that girl's.
Michiru, Nanao, and Nana go shopping.