http://www.dlsite.com/maniax/work/=/product_id/RJ155597.html

The following synopsis is copied from the english dlsite verbatim.

Hataraku Yuusha-sama!: Working Hero

Hero defeats satan and the world became peaceful place.
She is now useless in this peaceful world, so the knights gave her
a new mission.
"Now, you become a prostitute and to epidemic brothels "

Base +6, Dreadtron +7, Drode +5

Anyone else thinking of Idiocracy-style lattes? I guess it'd be shakes at this place.

Base +10