Stepdaughter goes crazy

It's not always easy being a stepmum, but what can you do? When I came into the living room yesterday, the brat was sitting there again, playing on her smartphone and not interested in anything else. When she told me that she'd already had sex with her boyfriend, it was a shock for me. Of course... she's already 20, but she still lives at home. But what she then told me was the last straw. But that wasn't all... she also showed me that she'd had her nipples pierced. You've probably guessed it: that still wasn't all...