Log in to your LuvFree account which takes you to your "My Panel" page. Once here, view your profile by clicking the "View profile" button in the "Manage profile" section in the upper right corner of the page. Once on your profile, scroll down to the bottom of the page to see your profile's comment section and click where it says "Delete" next to the unwanted comment and it will disappear permanently from your profile.
Not your usualI've gotta be up front and honest about this. I joined because I'm looking to find a woman who would be willing to take pictures of me. I can imagine becoming close after sharing an experience like this, just know that's not my primary reason for being here.