Chase has no warning before Tristan crawls into bed to try to take his pants off. She's still insistent that she should get to see Chase's cock since he saw her boobs and pussy. Eventually, Chase agrees that he will show Tristan his dick if she will touch it. Tristan seems okay with that, so Chase shows her the goods. He's shocked when his hot stepsis actually goes through with her end of the bargain. She insists that Chase needs to fuck her. Chase accuses Tristan of having a breeding fetish. Since Tristan is already on her back rubbing her clit to entice Chase, he just shoves it in and even leans forward to squeeze and knead those big boobs. Then Chase gets on his back so he can keep on enjoying Tristan's titties as she rides him in cowgirl. Tristan takes her time, exploring plenty of different angles for her ride before getting on her hands and knees to let Chase do her in doggy. When Tristan rolls onto her back, she begs Chase to blow his load in her meaty twat.