I'm A 19 Year Old Man And Have Always Watched

I'm a 19 year old man and have always watched either straight porn or lesbian porn. Recently I've come down with an obsessive fear that I might be gay. I have tons of evidence that I'm not such as crushes being on girls and having s girlfriend for almost a year. We've been working on our sex life but in the meantime have kept performing oral sex which I enjoy very much