raw: https://www.dlsite.com/books/work/=/product_id/BJ01493598.html

[Synopsis]

The heroine, who has reached the age of puberty and now working as a servant, heads off to look after the children of the head family.
The children, who she was told were "at their naughty age" are actually two strong adult men!
After losing her virginity to a huge cock in a locked room, the unfortunate beauty is now tasked with taking care of the men's sexual needs.
What will become of her?

Base +28