As they work out together, their chemistry becomes undeniable, and they decide to take their workout... and their attraction... to the next level. The scene features a series of increasingly intense and creative anal sex scenes, showcasing a variety of positions and techniques.

"Everything Butt Better"

Phoenix Marie plays the role of "Bella," a sassy and confident fitness instructor who's obsessed with booty development. She's written a bestselling e-book, "The Butt Bible," and has become an Instagram sensation with her enviable rear end.