https://www.dlsite.com/maniax/work/=/product_id/RJ01459382.html
https://www.dmm.co.jp/dc/doujin/-/detail/=/cid=d_653830/

[Synopsis]

Himari (the girlfriend) and Kitajima (the boyfriend) are childhood friends.
As they grew up, they naturally started dating.
Their relationship is different from when they were little and there's still some awkwardness.
However, they love each other and respect each other.
One day, they went to the Italian restaurant where Himari works and promise to go out on a date the next day.
However, the despicable manager of her workplace has his sights set on the innocent Himari...

Base +28, Fofotron +26, Coledas Ukgent +19