This one started out good, with room for a very well done fleshed out story and has become a terrible fapquest over the course of the last two updates.
Somehow the Grandma went from getting mad about you not warning her at the Doctors office to Naked Massage Time with groping that she's not the least bit upset about.
Your story has gone off the rails entirely and it's looking like just another random incest game of no substance. And I've played enough of those, sorry you couldn't maintain your story through the whole thing and had to go into quick lewds instead.