This article talks about that. I think it was posted on HN before. http://www.vox.com/2014/9/9/5975653/with-genetic-testing-i-g...

"check this box if you want to see close family members in this search program." It's your choice whether or not you do. If you can't handle the truth, if you're going to use that truth and act on it and ruin your life with it; that's your prerogative.

Can't blame them for telling you what you asked for.