What you can do is delete the text of all your lit works and PM one of the folks in red or dark green for a name change, if you don't want anyone finding the account. You can also change your password on your own by going into the Dashboard > Profile > Edit account settings. Just keep note of the new name/password so that, if in the future you want to come back, you wouldn't have to create a new account.
I love her dearly, but I can’t live with her for a day without feeling my whole life is wasting away. — Miss Kenton, The Remains of the Day by Kazuo Ishiguro