I have been sleeping for 500 years and I opened a supermarket in the end times

After waking up, Ji Yan discovered that the world she hadn't seen for 500 years had undergone earth-shaking changes. The fictional zombie apocalypse had actually descended into the real world. "Ding! The host Ji Yan has successfully bound to the supermarket number 001. I wish you a happy business!" ps: In this imaginary world, the heroine has a great golden finger...