Answer 1

您可以起诉对方侵犯您的隐私，但是这么做可能带来的后果是被审判您的sexual conduct是否合法，同时您也可以报警，因为敲诈勒索是一种犯罪行为。

You can sue for invasion of privacy but it will lead to more scrutiny of your sexual conduct.  You could report the matter to police since blackmail is a crime.