Sexaul Massage Shop - AKARI -

The protagonist, Yuma Kaneda, is a somewhat carefree salaryman. However, he has been swamped with work lately due to his colleagues leaving the company en masse. Seeing him gradually wearing out day by day, his boss gives him a free ticket to a certain massage parlor to help him refresh himself.
A few days later, he goes to the parlor for a breather, only to find out that it's actually a sensual esthetician that provides erotic services. After being satisfied with the services of a cast member named Maki whom he met there, he becomes addicted to her and starts visiting the parlor on his own, but...

[From Steam]