The side story "After School Girl" originally released in the series "Houkago!" and scanlated by Yuri Project.
From batoto:
The principal's valuable vase has been broken by the school prince and volley-ball club ace, Fujiwara-senpai. "Don't tell anyone, I'll do anything you say!" Having witnessed the incident, Miu, on the spur of the moment, chose to go out with her senpai.…
MORINAGA Miruku
Related works
The "after school love comedy" story follows Hana, a small, quiet girl who attends a discipline training all-girls school because she was attracted to the cute uniform. She secretly works at a fancy shop as a part-timer, and one day Hina, the school's super-slender beauty, joins as a new employee.