object of desire
It's a fancy word for anything you're obsessed with, whether it's a hot guy, a shiny phone, or a pile of cash you hope you'll have someday.
My favorite gaming streamer is the object of desire. I’d die for a single like from him.
My mom says my new car is the object of desire. She just wants me to stop buying her diamonds.
Bitcoin is the object of desire. Or so I thought, until I lost half my savings.