Sunday morning I woke up and wandered down to Tristan's room. It had become a part of my morning ritual to wake him up with a blowjob and now I did it automatically. I don't know how I got to this point where I was waking up and sucking my little brother's dick with barely any hesitation, but here I was. I didn't even get grossed out by it anymore.

When I reached his bed I found it empty. Tristan was already up. I was off the hook. It was weird that I felt a pang of disappointment. Had he actually conditioned me to like sucking his cock? I mean,...