Tsuki no Oki ni Mesu mama

Chapter 26
Vol.3 Chapter 25
Chapter 27
Vol.3 Chapter 25
Chapter 27
In middle school, Ayumu kept getting teased and pranked by Runa, even though he's a year below her. Now that she's in her second year of high school, she's ready to be the experienced senpai for the incoming freshman Runa.