It is said that in a place surrounded by mountains and rivers, there is a mountain called Qingqiu Mountain, where lives a thousand-year-old fox fairy who is in charge of a small shop called "Mythical Beast Grocery Store". There are all kinds of strange things in the store, and one of them is an elixir called regret medicine.
Concept: There is no depth, it is similar to a unit drama, there is suspense, the puzzles are not revealed in order, there is a main plot
