News Flash: Your parents fucking hate each other, but not more than they resent you. You hanging your hapless hat in your childhood bedroom and eating their food is compounding the animosity minute by minute. The only thing that keeps them from smothering you with a pillow at night is the pictures on the wall of you as a child and the replaying of the fleeting moment of joy they experienced when you were born that dissipated like a fart in the wind within a week, that's it, that's the only thing keeping you alive. You're impeding their progress of moving on from the mistakes they made 25 years ago. Do everyone's love life in that house a favor and pack your shit and get the fuck out.