Tsukiyo ni Negai wo Komete

Asuka Miyamoto, a beautiful high school girl part-timing as a waitress at a coffee shop, decides to quit her part-time job in order to prepare for college entrance exams. On the last day of her part-time job, Asuka has one final request for the coffee shop manager, and takes off her clothes...?!
Spurred on by her strong feelings for him, she gives it her all in giving him a boobjob while licking his dick, as the sight of her admirable effort makes his heart waver...
(Source: Melon Books, translated)
Note: Published on Comic Anthurium Vol. 89 (2020-09).