Stepsiblings accidentally turn each other on and end up fucking on the couch

Hey, Steph sister, what you doing? Oh, hi. Oh good, you're back.

Um, someone says I have to clean up all this stuff, but she also said you have to help me.

So, welcome home. I'm putting all of these kinds of things over here right now.

Oh yeah? Yeah. I'm not gonna help. That's stupid.

Someone said you have to help me. Yeah?