His feelings weren't for her.

"Tell me, Nathan, when you had sex the first time, did you think about her having sex with your friend?"

"Well, yeah, it was hard not to. She was talking about him while we did it, not sure she was making the right choice, saying that maybe she liked me better, and all that."

"Close your eyes for a moment, I'm going to set a scene for you, and I want you to concentrate on immersing yourself in it." she said, knowing that many men had trouble admitting their attraction to other men. He did so, and she began.

"You walk into your room and your girlfriend is on the bed, completely naked. You remove your own clothes, and spend a moment stroking yourself, as she admires your body, pure lust in her gaze." She glanced down at his crotch, noting the lack of the telltale bulge that would signal his arousal. "She pulls you onto the bed and mounts you, moving up and down, faster and faster as she reaches orgasm. She screams with pleasure and calls out your name. She's facing you, so she doesn't see the door open, and her ex walk in. He locks eyes with you, and then he..."