Relief for the Diligent, Hard-Working Upperclassman

Ayami Mizuchi, a kind and caring senior student, and Yuma Kaburaya, an ordinary and quiet boy, live next door to each other in the same apartment building. The older Ayami often helps Yuma with his studies. However, the younger boy, who is around her age, seems to be interested in her large breasts and body while studying, even though he knows he...