I like On the Quiet by Tenzen Momoko
In the main story, the uke is shy, but in the bedroom...not so much
https://www.mangaupdates.com/series.html?id=52312
Also, Sex Therapist by Kodaka Kazuma
The third story is my favorite. Quiet outside the bedroom, not so much in the bedroom.
https://www.mangaupdates.com/series.html?id=1841
I can't think of real smutty stuff if that's what you're looking for. I'm sorry :(
Thaaaaaaaaaank youuuuuu!!!!!! It's ok, as long as it fits description (づ￣ ³￣)づ
Yayyyyyyyyyyy!!!! Moreლ(´ڡ`ლ) Thank you so much!!!!!!!!
LOLLLLL!!!!! Of course, No Problemo!!!!!!!!!!!!! (≧∀≦)
SOooooooooooo I'm wondering if any of y'all have some manga ya wanna rec to me wit a slutty Ukeლ(´ڡ`ლ) bonus if da Uke is/acts shy/non-slutty in the start(づ￣ ³￣)づ Thank you evry1 for da helpヾ(☆▽☆)