“After watching the first two episodes of ‘Heated Rivalry’ in December, I basically became a walking ‘Mean Girls’ quote,” writes jenortiznyc. “‘I was a woman possessed. I could hear people getting bored with me. But I couldn’t stop. It just kept coming up like word vomit.’” It’s cliché among fans of the series to say that ‘Heated Rivalry’ rewired our brains. But seriously, what the hell did these boys do to us? At the link in bio, The Cut’s deputy editor writes about the “all-consuming compulsion” of #HeatedRivalry fan fiction — and why so many others say it took over their lives, too. 📖 🥵 This story is part of ‘Full Steam Ahead,’ our weeklong series celebrating (and analyzing) the spicy stories we love.