A guy looks at the beautiful older housekeeper cleaning his house and gets a boner, and she notices, but she seems willing to give him a handjob for some reason.
Milf Hentai Manga: Daitai Nandemo Shite kureru Kaji Daikou no Yurie-san / Yurie-san, The Housekeeper Who Will Do Just About Anything.
 
I love it when awesome hentai comes with a touch of wholesomeness.