Adult PC Game: Guilty Pleasure - Version 0.55 by Quonix Win/Mac/Android Archive

Overview:
The game starts with a normal morning, in which you get a call from your best friend, who wants your help in planning the high school graduation party.
What you didn't expect, was that this little party would awaken new feelings in you, and in the person now closest to you.
These feelings will have a long-reaching effect on your life and on your household dynamic,
as the two of you start to pull those you care about into your newfound Guilty Pleasure.​