Index Of Adult.jpg I Was Working On A Site For SEO And Google Took It Out Of It's Index. I Can't Figure Out What I Did Wrong?

I was working on a site for SEO and Google took it out of It's Index. I can't figure out what I did wrong? - index of adult.jpg

to do for them. He sent a number of possible reasons, which was in my group of webmasters, but not sure what I did. The site is dougkaplan.wordpress.com