Q: Safari, Screen from last page in private mode saved

I used private browsing, visited some websites, then safari crashed and saved last opened page, and now, everytime when I enter to safari's private browsing, press home button, and then when opens menu I use double-click on home button to show tasks. it shows last saved page from the crash moment in safari window in tasks. this page is a bit personal, so I want this bug to be cleared. please, Help to repair