I Transmigrated into a Down-and-Out Princess Consort

I was walking through the ice and snow when I suddenly spotted something on the ground. I picked it up and saw a purple jade earring. My head rang, and I lost consciousness… I slowly opened my eyes. Where was I? Seeing the ancient buildings around me, I thought, isn’t this just like the olden days in a TV drama? What’s going on? Did I transmigrate?