A Supermarket in the Apocalypse

What is it like to own a high-tech supermarket in the apocalypse? The apocalypse is coming, zombies are running rampant, strange beasts are roaring, and countless people cannot even provide food and clothing. How insignificant, sad and painful human beings are! What what? Call me cold-blooded? Nonono I just ate hot pot and drank some wine in my supermarket, and listened to a symphony of zombies roaring. What happened? Come in and hit me if you can? Hahaha...⊙?⊙? What's going on? If I don't complete the task, you won't let me go home? Wait, system, that's not what you said originally... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.