Kouhai Nikki.

1. On a Summer Day, with My Kouhai, at the Bus Stop.

A guy meets his underclassman who confessed to him a month ago at a bus stop. When he questions her feelings, she proves to him that they’re real.

2. On a Winter Day, with My Kouhai, by the Kotatsu.

3. On a Hot and Humid Day, with My Kouhai, atop the Tatami Mats.

4. Behind the School Building, with My Kouhai.