'Ecchi Shitai' to Itte Kure - Seijin (?) Buchou to Junshin (?) OL

[MangaDex]

 

[MilkNuts]

The boss and his subordinate both pretend to be virgins in public, but are actually nymphomaniacs. There are so many scenes where they imagine having sex with each other, but don't actually do it, to the point that when they ACTUALLY have sex, you don't believe it anymore. Well, why not.