Adachi to Shimamura

Vol.1 Chapter 5: Adachi Question (First Half)
Vol.1 Chapter 4: New Time Spent Together
Chapter 5.5
Vol.1 Chapter 4: New Time Spent Together
Chapter 5.5
Adachi's looking for a quiet place to sit around while she's skipping class and goes to the second floor of the gym, expecting it to be empty. There she meets Shimamura, and their friendship begins.